VDB

CVE-2026-12308

CVE-2026-12308 PUBLISHED CVSS 9.300000190734863 CRITICAL

Firefox ist ein Open Source Web Browser. Firefox ist ein Open Source Web Browser. ESR ist die Variante mit verlängertem Support. Thunderbird ist ein Open Source E-Mail Client.

EPSS 0.26% · 17.4th percentile

Risk Scores

CVSS 4.0
9.300000190734863
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
EPSS Score
0.26%
17.4th percentile

Affected Products

VendorProductVersions
AmazonAmazon Linux 2
RESFRESF Rocky Linux
Red HatRed Hat Enterprise Linux 8
MozillaMozilla Firefox ESR <140.12
SUSESUSE Linux
DebianDebian Linux
UbuntuUbuntu Linux
OracleOracle Linux
MozillaMozilla Thunderbird <140.12
Red HatRed Hat Enterprise Linux
SUSESUSE openSUSE
MozillaMozilla Firefox <152
MozillaMozilla Thunderbird <152
MozillaMozilla Firefox ESR <115.37
IGELIGEL OS

Timeline

  • Jun 16, 2026 CVE Published
  • Jun 17, 2026 EPSS Score
  • Jun 17, 2026 Coalition ESS Score
  • Jun 18, 2026 CVE Updated
  • Jun 19, 2026 Security Advisory
  • Jun 22, 2026 Distribution Patch
  • Jun 22, 2026 Security Advisory
  • Jun 22, 2026 Distribution Patch
  • Jun 22, 2026 Security Advisory
  • Jun 25, 2026 Distribution Patch
  • Jun 25, 2026 Security Advisory
  • Jun 26, 2026 Distribution Patch
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