[UPDATE] [hoch] Mozilla Firefox, Firefox ESR und Thunderbird: Mehrere Schwachstellen

Kurzinfo

Metadaten

  • Original (extern): Link oeffnen
  • Veroeffentlicht: 2026-10-13 10:09 UTC
  • Importiert: 2026-10-14 10:29 UTC
  • CVSS: 9.8
  • Quelle-ID: cert_bund
  • uid_hash: ad95af8ee1a7affeb672e934146e7fd734557d7735f44bbda7ffe7d13cb84682

Inhalt

Ein Angreifer kann mehrere Schwachstellen in Mozilla Firefox, Firefox ESR und Thunderbird ausnutzen, um seine Privilegien zu erhöhen, Sicherheitsmaßnahmen zu umgehen, vertrauliche Informationen offenzulegen, Spoofing- oder Clickjacking-Angriffe durchzuführen oder Denial-of-Service-Zustände herbeizuführen.

Verknuepfte CVEs

CVE-ID Severity (Quelle) CVSS (Quelle) Severity (CVE.org) CVSS (CVE.org) EPSS EPSS-Pctl Veroeffentlicht (CVE.org)

CVE-2026-74934

CRITICAL

9.8

HIGH

7.5

2026-08-18

CVE-2026-74935

CRITICAL

9.8

HIGH

8.8

2026-08-18

CVE-2026-74936

CRITICAL

9.8

CRITICAL

9.8

2026-08-18

CVE-2026-74937

CRITICAL

9.8

HIGH

8.8

2026-08-18

CVE-2026-74938

CRITICAL

9.8

CRITICAL

9.1

2026-08-18

CVE-2026-74939

CRITICAL

9.8

HIGH

8.8

2026-08-18

CVE-2026-74940

CRITICAL

9.8

CRITICAL

9.8

2026-08-18

CVE-2026-74941

CRITICAL

9.8

HIGH

8.8

2026-08-18

CVE-2026-74942

CRITICAL

9.8

HIGH

8.8

2026-08-18

CVE-2026-74943

CRITICAL

9.8

CRITICAL

9.8

2026-08-18

CVE-2026-74944

CRITICAL

9.8

CRITICAL

9.8

2026-08-18

CVE-2026-74945

CRITICAL

9.8

MEDIUM

6.5

2026-08-18

CVE-2026-74946

CRITICAL

9.8

HIGH

8.8

2026-08-18

CVE-2026-74947

CRITICAL

9.8

HIGH

8.8

2026-08-18

CVE-2026-74948

CRITICAL

9.8

MEDIUM

6.5

2026-08-18

CVE-2026-74949

CRITICAL

9.8

HIGH

8.8

2026-08-18

CVE-2026-74950

CRITICAL

9.8

HIGH

8.8

2026-08-18

CVE-2026-74951

CRITICAL

9.8

MEDIUM

6.5

2026-08-18

CVE-2026-74952

CRITICAL

9.8

HIGH

8.8

2026-08-18

CVE-2026-74953

CRITICAL

9.8

HIGH

8.8

2026-08-18

CVE-2026-74954

CRITICAL

9.8

HIGH

7.5

2026-08-18

CVE-2026-74955

CRITICAL

9.8

HIGH

8.8

2026-08-18

CVE-2026-74956

CRITICAL

9.8

CRITICAL

9.1

2026-08-18

CVE-2026-74957

CRITICAL

9.8

HIGH

8.1

2026-08-18

CVE-2026-74958

CRITICAL

9.8

HIGH

7.5

2026-08-18

CVE-2026-74959

CRITICAL

9.8

CRITICAL

9.1

2026-08-18

CVE-2026-74960

CRITICAL

9.8

HIGH

8.1

2026-08-18

CVE-2026-74961

CRITICAL

9.8

CVE-2026-74962

CRITICAL

9.8

HIGH

8.1

2026-08-18

CVE-2026-74963

CRITICAL

9.8

MEDIUM

5.4

2026-08-18

CVE-2026-74964

CRITICAL

9.8

CRITICAL

9.8

2026-08-18

CVE-2026-74965

CRITICAL

9.8

HIGH

8.8

2026-08-18

CVE-2026-74966

CRITICAL

9.8

CVE-2026-74967

CRITICAL

9.8

MEDIUM

5.4

2026-08-18

CVE-2026-74968

CRITICAL

9.8

CVE-2026-74969

CRITICAL

9.8

HIGH

8.8

2026-08-18

CVE-2026-74970

CRITICAL

9.8

CVE-2026-74971

CRITICAL

9.8

MEDIUM

4.3

2026-08-18

CVE-2026-74972

CRITICAL

9.8

MEDIUM

4.3

2026-08-18

CVE-2026-74973

CRITICAL

9.8

MEDIUM

4.2

2026-08-18

CVE-2026-74974

CRITICAL

9.8

CVE-2026-74975

CRITICAL

9.8

CVE-2026-74976

CRITICAL

9.8

CVE-2026-74977

CRITICAL

9.8

CVE-2026-74978

CRITICAL

9.8

CVE-2026-74979

CRITICAL

9.8

CVE-2026-74980

CRITICAL

9.8

CVE-2026-74981

CRITICAL

9.8

CVE-2026-74982

CRITICAL

9.8

CVE-2026-74983

CRITICAL

9.8

CVE-2026-74984

CRITICAL

9.8

CVE-2026-74985

CRITICAL

9.8

CVE-2026-74986

CRITICAL

9.8

CVE-2026-74987

CRITICAL

9.8

CVE-2026-74988

CRITICAL

9.8

CVE-2026-74989

CRITICAL

9.8

CVE-2026-74990

CRITICAL

9.8

CVE-2026-75874

CRITICAL

9.8

CRITICAL

10

2026-08-18

Externe Referenzen

Bezeichnung Typ CVE Quelle

Red Hat Security Advisory RHSA-2026:58897 vom 2026-08-24

VENDOR - wid_csaf

Red Hat Security Advisory RHSA-2026:58898 vom 2026-08-24

VENDOR - wid_csaf

Red Hat Security Advisory RHSA-2026:64813 vom 2026-09-08

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Red Hat Security Advisory RHSA-2026:65103 vom 2026-09-08

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Red Hat Security Advisory RHSA-2026:65105 vom 2026-09-08

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Red Hat Security Advisory RHSA-2026:65110 vom 2026-09-08

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Red Hat Security Advisory RHSA-2026:65111 vom 2026-09-08

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Red Hat Security Advisory RHSA-2026:65158 vom 2026-09-08

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Red Hat Security Advisory RHSA-2026:65159 vom 2026-09-08

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Red Hat Security Advisory RHSA-2026:65160 vom 2026-09-08

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Red Hat Security Advisory RHSA-2026:65442 vom 2026-09-08

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Red Hat Security Advisory RHSA-2026:65633 vom 2026-09-08

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Red Hat Security Advisory RHSA-2026:65669 vom 2026-09-09

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Red Hat Security Advisory RHSA-2026:65670 vom 2026-09-09

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Red Hat Security Advisory RHSA-2026:65757 vom 2026-09-09

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Red Hat Security Advisory RHSA-2026:65764 vom 2026-09-09

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Red Hat Security Advisory RHSA-2026:65765 vom 2026-09-09

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Red Hat Security Advisory RHSA-2026:65766 vom 2026-09-09

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Red Hat Security Advisory RHSA-2026:65888 vom 2026-09-09

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Red Hat Security Advisory RHSA-2026:67129 vom 2026-09-14

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Red Hat Security Advisory RHSA-2026:67133 vom 2026-09-14

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Red Hat Security Advisory RHSA-2026:68549 vom 2026-09-17

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Red Hat Security Advisory RHSA-2026:70642 vom 2026-09-23

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Red Hat Security Advisory RHSA-2026:73130 vom 2026-09-29

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Red Hat Security Advisory RHSA-2026:73971 vom 2026-09-30

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Red Hat Security Advisory RHSA-2026:76740 vom 2026-10-06

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Red Hat Security Advisory RHSA-2026:76741 vom 2026-10-06

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Red Hat Security Advisory RHSA-2026:76742 vom 2026-10-06

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Red Hat Security Advisory RHSA-2026:76745 vom 2026-10-06

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Red Hat Security Advisory RHSA-2026:76894 vom 2026-10-06

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Red Hat Security Advisory RHSA-2026:77610 vom 2026-10-07

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Red Hat Security Advisory RHSA-2026:77632 vom 2026-10-07

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Red Hat Security Advisory RHSA-2026:80503 vom 2026-10-12

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Red Hat Security Advisory RHSA-2026:81912 vom 2026-10-13

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Red Hat Security Advisory RHSA-2026:81913 vom 2026-10-13

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Red Hat Security Advisory RHSA-2026:82122 vom 2026-10-13

VENDOR - wid_csaf

Amazon Linux Security Advisory ALAS2-2026-3880 vom 2026-09-01

EXTERNAL - wid_csaf

Amazon Linux Security Advisory ALAS2FIREFOX-2026-064 vom 2026-09-01

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Rocky Linux Security Advisory RLSA-2026:58897 vom 2026-08-25

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Rocky Linux Security Advisory RLSA-2026:58898 vom 2026-08-25

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Rocky Linux Security Advisory RLSA-2026:58899 vom 2026-08-25

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Rocky Linux Security Advisory RLSA-2026:65158 vom 2026-09-09

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Rocky Linux Security Advisory RLSA-2026:65159 vom 2026-09-09

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Rocky Linux Security Advisory RLSA-2026:65160 vom 2026-09-09

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Rocky Linux Security Advisory RLSA-2026:67129 vom 2026-09-27

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Rocky Linux Security Advisory RLSA-2026:67133 vom 2026-09-27

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Rocky Linux Security Advisory RLSA-2026:68549 vom 2026-09-27

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Rocky Linux Security Advisory RLSA-2026:70642 vom 2026-09-25

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Rocky Linux Security Advisory RLSA-2026:73130 vom 2026-09-30

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Rocky Linux Security Advisory RLSA-2026:73971 vom 2026-10-01

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IGEL Security Notice ISN-2026-33 vom 2026-09-02

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IGEL Security Notice ISN-2026-38 vom 2026-09-21

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Oracle Linux Security Advisory ELSA-2026-58898 vom 2026-08-25

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Oracle Linux Security Advisory ELSA-2026-58899 vom 2026-08-25

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Oracle Linux Security Advisory ELSA-2026-65158 vom 2026-09-09

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Oracle Linux Security Advisory ELSA-2026-65159 vom 2026-09-09

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Oracle Linux Security Advisory ELSA-2026-65160 vom 2026-09-09

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Oracle Linux Security Advisory ELSA-2026-67129 vom 2026-09-14

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Oracle Linux Security Advisory ELSA-2026-67133 vom 2026-09-15

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Oracle Linux Security Advisory ELSA-2026-68549 vom 2026-09-18

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Oracle Linux Security Advisory ELSA-2026-70642 vom 2026-09-25

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Oracle Linux Security Advisory ELSA-2026-73130 vom 2026-09-29

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Oracle Linux Security Advisory ELSA-2026-73971 vom 2026-10-02

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Debian Security Advisory DLA-4750 vom 2026-08-21

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Debian Security Advisory DLA-4754 vom 2026-08-25

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Debian Security Advisory DLA-4770 vom 2026-09-04

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Debian Security Advisory DLA-4775 vom 2026-09-07

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openSUSE Security Update OPENSUSE-SU-2026:11666-1 vom 2026-09-04

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openSUSE Security Update OPENSUSE-SU-2026:21594-1 vom 2026-08-21

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openSUSE Security Update OPENSUSE-SU-2026:21713-1 vom 2026-09-02

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openSUSE Security Update OPENSUSE-SU-2026:11558-1 vom 2026-08-24

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openSUSE Security Update OPENSUSE-SU-2026:11546-1 vom 2026-08-23

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openSUSE Security Update OPENSUSE-SU-2026:11678-1 vom 2026-09-05

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openSUSE Security Update OPENSUSE-SU-2026:21853-1 vom 2026-09-17

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SUSE Security Update SUSE-SU-2026:3658-1 vom 2026-08-21

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SUSE Security Update SUSE-SU-2026:3683-1 vom 2026-08-24

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SUSE Security Update SUSE-SU-2026:23304-1 vom 2026-09-10

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SUSE Security Update SUSE-SU-2026:3897-1 vom 2026-09-10

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SUSE Security Update SUSE-SU-2026:4140-1 vom 2026-09-16

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SUSE Security Update SUSE-SU-2026:23590-1 vom 2026-09-16

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SUSE Security Update SUSE-SU-2026:4156-1 vom 2026-09-16

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SUSE Security Update SUSE-SU-2026:4268-1 vom 2026-09-18

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SUSE Security Update SUSE-SU-2026:23784-1 vom 2026-09-21

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Oracle Linux Security Advisory ELSA-2026-58897 vom 2026-08-25

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Debian Security Advisory DSA-6451 vom 2026-08-19

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Debian Security Advisory DSA-6461 vom 2026-08-23

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Debian Security Advisory DSA-6481 vom 2026-09-03

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Debian Security Advisory DSA-6483 vom 2026-09-04

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Mozilla Security Advisory mfsa2026-74 vom 2026-08-18

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Mozilla Security Advisory mfsa2026-75 vom 2026-08-18

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Mozilla Security Advisory mfsa2026-76 vom 2026-08-18

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Mozilla Security Advisory mfsa2026-77 vom 2026-08-18

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Mozilla Security Advisory mfsa2026-78 vom 2026-08-18

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Mozilla Security Advisory mfsa2026-79 vom 2026-08-18

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Mozilla Security Advisory mfsa2026-80 vom 2026-08-18

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Quellen-Details

Bezeichnung Name Kategorie Tags Zielgruppe Sprache Feed-URL
CERT-Bund (BSI)

cert_bund

government_cert - de https://wid.cert-bund.de/content/public/securityAdvisory/rss