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TI-2024-08263 Aliases CVE-2024-8900GHSA-97x9-7h6v-3jx9

Incorrect permission assignment in Mozilla Firefox

Priority LOW 39CWE-732Published · Updated

Key facts

Attack vector
Network
Privileges required
None
User interaction
None
Attack complexity
Low
Impact type
—
Confidentiality · integrity · availability
None · High · None
Fix status
Partial Red Hat: 12 fixed, 2 without a fix

Attack profile from CVSS 3.1 · CISA ADP. Fix status from CNA and Red Hat.

Summary

An attacker could write data to the user's clipboard, bypassing the user prompt, during a certain sequence of navigational events. This vulnerability affects Firefox < 129, Firefox ESR < 128.3, and Thunderbird < 128.3.

Why it matters now

Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00426 37th percentileScored 2026-11-07
Fix Partial Firefox (Mozilla): 129Firefox ESR (Mozilla): 128.3+1 more productRed Hat: 8 advisoriesRed Hat: 12 fixed, 2 without a fix

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation
None
Automatable
Yes
Technical impact
Partial

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

VendorProductAffected versionsFixed inStatusSource
MozillaFirefoxbefore 129129Patch availableCNA
MozillaFirefox ESRbefore 128.3128.3Patch availableCNA
MozillaThunderbirdbefore 128.3128.3Patch availableCNA
  • Firefox VendorMozilla Affected before 129 Fixed in 129 Patch available CNA
  • Firefox ESR VendorMozilla Affected before 128.3 Fixed in 128.3 Patch available CNA
  • Thunderbird VendorMozilla Affected before 128.3 Fixed in 128.3 Patch available CNA

CPE configurations NVD · 1

CPEVersionsRoleVendor
cpe:2.3:a:mozilla:firefox:*:*:*:*:*:*:*:*before 129.0VulnerableMozilla
  • cpe:2.3:a:mozilla:firefox:*:*:*:*:*:*:*:* Versions before 129.0 Vulnerable ·Mozilla

Remediation

  • Fix · CNA Firefox (Mozilla) Fixed in 129
  • Fix · CNA Firefox ESR (Mozilla) Fixed in 128.3
  • Fix · CNA Thunderbird (Mozilla) Fixed in 128.3

Red Hat 8 advisories

  • RHSA-2024:7842 Released 2024-10-09 · Red Hat rating Important
    firefox security update
    • Red Hat Enterprise Linux AppStream EUS (v.8.8) firefox-128.3.0-1.el8_8
  • RHSA-2024:7700 Released 2024-10-07 · Red Hat rating Important
    firefox security update
    • Red Hat Enterprise Linux AppStream (v. 8) firefox-128.3.0-1.el8_10
  • RHSA-2024:7704 Released 2024-10-07 · Red Hat rating Important
    firefox security update
    • Red Hat Enterprise Linux AppStream AUS (v.8.6) firefox-128.3.0-1.el8_6
    • Red Hat Enterprise Linux AppStream E4S (v.8.6) firefox-128.3.0-1.el8_6
    • Red Hat Enterprise Linux AppStream TUS (v.8.6) firefox-128.3.0-1.el8_6
Show 5 more Red Hat advisories
  • RHSA-2024:7702 Released 2024-10-07 · Red Hat rating Important
    firefox security update
    • Red Hat Enterprise Linux Server (v. 7 ELS) firefox-128.3.0-1.el7_9
  • RHSA-2024:7703 Released 2024-10-07 · Red Hat rating Important
    firefox security update
    • Red Hat Enterprise Linux AppStream AUS (v.8.4) firefox-128.3.0-1.el8_4
    • Red Hat Enterprise Linux AppStream E4S (v.8.4) firefox-128.3.0-1.el8_4
    • Red Hat Enterprise Linux AppStream TUS (v.8.4) firefox-128.3.0-1.el8_4
  • RHSA-2024:7646 Released 2024-10-03 · Red Hat rating Important
    firefox security update
    • Red Hat Enterprise Linux AppStream AUS (v. 8.2) firefox-128.3.0-1.el8_2
  • RHSA-2024:7622 Released 2024-10-03 · Red Hat rating Important
    firefox security update
    • Red Hat Enterprise Linux AppStream EUS (v.9.2) firefox-128.3.0-1.el9_2, firefox-x11-128.3.0-1.el9_2
  • RHSA-2024:7621 Released 2024-10-03 · Red Hat rating Important
    firefox security update
    • Red Hat Enterprise Linux AppStream E4S (v.9.0) firefox-128.3.0-1.el9_0

Vendor assessments

Red Hat

Red Hat rating: Moderate. Red Hat's page for this CVE →

ProductStatusPlan or fix
Red Hat Enterprise Linux 6AffectedNo fix planned: Out of support scope
Red Hat Enterprise Linux 9AffectedNo fix yet
Red Hat Enterprise Linux AppStream (v. 8)Fixed RHSA-2024:7700
Red Hat Enterprise Linux AppStream AUS (v. 8.2)Fixed RHSA-2024:7646
Red Hat Enterprise Linux AppStream AUS (v.8.4)Fixed RHSA-2024:7703
Red Hat Enterprise Linux AppStream AUS (v.8.6)Fixed RHSA-2024:7704
Red Hat Enterprise Linux AppStream E4S (v.8.4)Fixed RHSA-2024:7703
Red Hat Enterprise Linux AppStream E4S (v.8.6)Fixed RHSA-2024:7704
Red Hat Enterprise Linux AppStream E4S (v.9.0)Fixed RHSA-2024:7621
Red Hat Enterprise Linux AppStream EUS (v.8.8)Fixed RHSA-2024:7842
Red Hat Enterprise Linux AppStream EUS (v.9.2)Fixed RHSA-2024:7622
Red Hat Enterprise Linux AppStream TUS (v.8.4)Fixed RHSA-2024:7703
Red Hat Enterprise Linux AppStream TUS (v.8.6)Fixed RHSA-2024:7704
Red Hat Enterprise Linux Server (v. 7 ELS)Fixed RHSA-2024:7702
Not affected: 1 product
  • Red Hat Enterprise Linux 10

Timeline

  1. 2026-10-02 Threatist record created from CVE-2024-8900
  2. 2026-10-03 Alias added: GHSA-97x9-7h6v-3jx9

References

Advisory 1

Other 3

  • TI-2024-08981 Use after free in Mozilla Firefox KEVCVSS 3.1CRITICAL 9.8
  • TI-2022-09832 Use after free in Mozilla Firefox KEVCVSS 3.1CRITICAL 9.6
  • TI-2019-08769 Improper input validation in Mozilla Firefox ESR KEVCVSS 3.1CRITICAL 10.0
  • TI-2010-03577 Mozilla Firefox 3.5.x through 3.5.14 and 3.6.x through 3.6.11, Thunderbird 3.1.6 before… KEVCVSS 3.1CRITICAL 9.8
  • TI-2023-04799 Out-of-bounds write in Google Chrome KEVCVSS 3.1HIGH 8.8
  • TI-2023-04477 Out-of-bounds write in Google Chrome KEVCVSS 3.1HIGH 8.8
See all 3444 →

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences