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TI-2022-23220 Aliases CVE-2022-46877GHSA-qhr9-wjgv-2r72

Cross-site scripting in Mozilla Firefox

Priority LOW 21CWE-79Published · Updated

Key facts

Attack vector
Network
Privileges required
None
User interaction
Required
Attack complexity
Low
Impact type
Cross-site scripting
Confidentiality · integrity · availability
None · Low · None
Fix status
Partial Red Hat: 15 fixed, 1 without a fix

Attack profile from CVSS 3.1 · CISA ADP. Fix status from CNA and Red Hat. Impact type from CWE-79.

Summary

By confusing the browser, the fullscreen notification could have been delayed or suppressed, resulting in potential user confusion or spoofing attacks. This vulnerability affects Firefox < 108.

Why it matters now

Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00758 55th percentileScored 2026-11-07
Fix Partial Firefox (Mozilla): 108Red Hat: 16 advisoriesRed Hat: 15 fixed, 1 without a fix

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation
None
Automatable
No
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 108108Patch availableCNA
  • Firefox VendorMozilla Affected before 108 Fixed in 108 Patch available CNA

CPE configurations NVD · 3

CPEVersionsRoleVendor
cpe:2.3:a:mozilla:firefox:*:*:*:*:*:*:*:*before 108.0VulnerableMozilla
cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*10.0VulnerableDebian
cpe:2.3:o:debian:debian_linux:11.0:*:*:*:*:*:*:*11.0VulnerableDebian
  • cpe:2.3:a:mozilla:firefox:*:*:*:*:*:*:*:* Versions before 108.0 Vulnerable ·Mozilla
  • cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:* Versions 10.0 Vulnerable ·Debian
  • cpe:2.3:o:debian:debian_linux:11.0:*:*:*:*:*:*:* Versions 11.0 Vulnerable ·Debian

Remediation

  • Fix · CNA Firefox (Mozilla) Fixed in 108

Red Hat 16 advisories

  • RHSA-2023:0476 Released 2023-01-26 · Red Hat rating Important
    thunderbird security update
    • Red Hat Enterprise Linux AppStream (v. 9) thunderbird-102.7.1-1.el9_1
  • RHSA-2023:0463 Released 2023-01-25 · Red Hat rating Important
    thunderbird security update
    • Red Hat Enterprise Linux AppStream (v. 8) thunderbird-102.7.1-1.el8_7
  • RHSA-2023:0462 Released 2023-01-25 · Red Hat rating Important
    thunderbird security update
    • Red Hat Enterprise Linux AppStream EUS (v.8.6) thunderbird-102.7.1-1.el8_6
Show 13 more Red Hat advisories
  • RHSA-2023:0456 Released 2023-01-25 · Red Hat rating Important
    thunderbird security update
    • Red Hat Enterprise Linux Client (v. 7) thunderbird-102.7.1-1.el7_9
    • Red Hat Enterprise Linux Server Optional (v. 7) thunderbird-102.7.1-1.el7_9
    • Red Hat Enterprise Linux Workstation (v. 7) thunderbird-102.7.1-1.el7_9
  • RHSA-2023:0460 Released 2023-01-25 · Red Hat rating Important
    thunderbird security update
    • Red Hat Enterprise Linux AppStream EUS (v.8.4) thunderbird-102.7.1-1.el8_4
  • RHSA-2023:0461 Released 2023-01-25 · Red Hat rating Important
    thunderbird security update
    • Red Hat Enterprise Linux AppStream EUS (v.9.0) thunderbird-102.7.1-1.el9_0
  • RHSA-2023:0459 Released 2023-01-25 · Red Hat rating Important
    thunderbird security update
    • Red Hat Enterprise Linux AppStream AUS (v. 8.2) thunderbird-102.7.1-1.el8_2
    • Red Hat Enterprise Linux AppStream E4S (v. 8.2) thunderbird-102.7.1-1.el8_2
    • Red Hat Enterprise Linux AppStream TUS (v. 8.2) thunderbird-102.7.1-1.el8_2
  • RHSA-2023:0457 Released 2023-01-25 · Red Hat rating Important
    thunderbird security update
    • Red Hat Enterprise Linux AppStream E4S (v. 8.1) thunderbird-102.7.1-1.el8_1
  • RHSA-2023:0289 Released 2023-01-23 · Red Hat rating Important
    firefox security update
    • Red Hat Enterprise Linux AppStream EUS (v.8.6) firefox-102.7.0-1.el8_6
  • RHSA-2023:0294 Released 2023-01-23 · Red Hat rating Important
    firefox security update
    • Red Hat Enterprise Linux AppStream AUS (v. 8.2) firefox-102.7.0-1.el8_2
    • Red Hat Enterprise Linux AppStream E4S (v. 8.2) firefox-102.7.0-1.el8_2
    • Red Hat Enterprise Linux AppStream TUS (v. 8.2) firefox-102.7.0-1.el8_2
  • RHSA-2023:0290 Released 2023-01-23 · Red Hat rating Important
    firefox security update
    • Red Hat Enterprise Linux AppStream E4S (v. 8.1) firefox-102.7.0-1.el8_1
  • RHSA-2023:0296 Released 2023-01-23 · Red Hat rating Important
    firefox security update
    • Red Hat Enterprise Linux Client (v. 7) firefox-102.7.0-1.el7_9
    • Red Hat Enterprise Linux Client Optional (v. 7) firefox-102.7.0-1.el7_9
    • Red Hat Enterprise Linux Server (v. 7) firefox-102.7.0-1.el7_9
    • Red Hat Enterprise Linux Server Optional (v. 7) firefox-102.7.0-1.el7_9
    • Red Hat Enterprise Linux Workstation (v. 7) firefox-102.7.0-1.el7_9
    • Red Hat Enterprise Linux Workstation Optional (v. 7) firefox-102.7.0-1.el7_9
  • RHSA-2023:0295 Released 2023-01-23 · Red Hat rating Important
    firefox security update
    • Red Hat Enterprise Linux AppStream EUS (v.8.4) firefox-102.7.0-1.el8_4
  • RHSA-2023:0288 Released 2023-01-23 · Red Hat rating Important
    firefox security update
    • Red Hat Enterprise Linux AppStream (v. 8) firefox-102.7.0-1.el8_7
  • RHSA-2023:0286 Released 2023-01-23 · Red Hat rating Important
    firefox security update
    • Red Hat Enterprise Linux AppStream EUS (v.9.0) firefox-102.7.0-1.el9_0
  • RHSA-2023:0285 Released 2023-01-23 · Red Hat rating Important
    firefox security update
    • Red Hat Enterprise Linux AppStream (v. 9) firefox-102.7.0-1.el9_1

Fixed in the same release

Records fixed by the same vendor advisory or release, as the CNA lists them.

  • Advisory ·

    Mozilla Firefox — GLSA-202305-06

    11 records Highest priority Priority MEDIUM 7 MEDIUM, 4 LOW

    Other records, highest priority first

    • TI-2022-23225 Use after free in Mozilla FirefoxPriority MEDIUM 51
    • TI-2022-23218 Code injection in Mozilla FirefoxPriority MEDIUM 42
    • TI-2022-23215 An out of date library (libusrsctp) contained vulnerabilities that could potentially be…Priority MEDIUM 42
    Show all 11 records → Advisory →
  • Advisory ·

    Mozilla Firefox — GLSA-202305-13

    9 records Highest priority Priority MEDIUM 5 MEDIUM, 4 LOW

    Other records, highest priority first

    • TI-2022-23225 Use after free in Mozilla FirefoxPriority MEDIUM 51
    • TI-2022-23218 Code injection in Mozilla FirefoxPriority MEDIUM 42
    • TI-2022-23215 An out of date library (libusrsctp) contained vulnerabilities that could potentially be…Priority MEDIUM 42
    Show all 9 records → Advisory →
Show 2 more groups
  • Advisory ·

    Mozilla Firefox — DSA-5322

    2 records Highest priority Priority MEDIUM 1 MEDIUM, 1 LOW

    Other records, highest priority first

    • TI-2022-23215 An out of date library (libusrsctp) contained vulnerabilities that could potentially be…Priority MEDIUM 42
    Show all 2 records → Advisory →
  • Advisory ·

    Mozilla Firefox — DSA-5355

    2 records Highest priority Priority MEDIUM 1 MEDIUM, 1 LOW

    Other records, highest priority first

    • TI-2022-23215 An out of date library (libusrsctp) contained vulnerabilities that could potentially be…Priority MEDIUM 42
    Show all 2 records → Advisory →

Vendor assessments

Red Hat

Red Hat rating: Low. 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 AppStream (v. 8)Fixed RHSA-2023:0288, RHSA-2023:0463
Red Hat Enterprise Linux AppStream (v. 9)Fixed RHSA-2023:0285, RHSA-2023:0476
Red Hat Enterprise Linux AppStream AUS (v. 8.2)Fixed RHSA-2023:0294, RHSA-2023:0459
Red Hat Enterprise Linux AppStream E4S (v. 8.1)Fixed RHSA-2023:0290, RHSA-2023:0457
Red Hat Enterprise Linux AppStream E4S (v. 8.2)Fixed RHSA-2023:0294, RHSA-2023:0459
Red Hat Enterprise Linux AppStream EUS (v.8.4)Fixed RHSA-2023:0295, RHSA-2023:0460
Red Hat Enterprise Linux AppStream EUS (v.8.6)Fixed RHSA-2023:0289, RHSA-2023:0462
Red Hat Enterprise Linux AppStream EUS (v.9.0)Fixed RHSA-2023:0286, RHSA-2023:0461
Red Hat Enterprise Linux AppStream TUS (v. 8.2)Fixed RHSA-2023:0294, RHSA-2023:0459
Red Hat Enterprise Linux Client (v. 7)Fixed RHSA-2023:0296, RHSA-2023:0456
Red Hat Enterprise Linux Client Optional (v. 7)Fixed RHSA-2023:0296
Red Hat Enterprise Linux Server (v. 7)Fixed RHSA-2023:0296
Red Hat Enterprise Linux Server Optional (v. 7)Fixed RHSA-2023:0296, RHSA-2023:0456
Red Hat Enterprise Linux Workstation (v. 7)Fixed RHSA-2023:0296, RHSA-2023:0456
Red Hat Enterprise Linux Workstation Optional (v. 7)Fixed RHSA-2023:0296

Timeline

  1. 2026-10-02 Threatist record created from CVE-2022-46877
  2. 2026-10-03 Alias added: GHSA-qhr9-wjgv-2r72

References

Advisory 6

Other 2

  • 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