CVE-2022-22741

HIGHNVD 7.57.5—
EchelonGraph scoreMEDIUM confidence

Score 7.5 from GitHub Security Advisory (severity: HIGH) published 2022-12-22. NVD baseline CVSS 7.5; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, nvd
Trending — 3 sources updated this week
7.5
EchelonGraph verdictPlan a fixSerious severity, but no confirmed exploitation yet.
  • High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS: 1%CVSS: 7.5Exploit: NoneExposed: 0

A fix is available — apply it.

When resizing a popup while requesting fullscreen access, the popup would have become unable to leave fullscreen mode. This vulnerability affects Firefox ESR < 91.5, Firefox < 96, and Thunderbird < 91.5.

CVSS v3
7.5
EG Score
7.5(medium)
EG Risk
—
EPSS
47.4%
KEV
Not listed

Published

December 22, 2022

Last Modified

April 16, 2025

References (8)

Vendor Advisories for CVE-2022-22741(2)

These vendors published their own advisory mentioning this CVE — often with vendor-specific remediation steps + affected product lists not in NVD.

Patch Availability(13)

Vendor / EcosystemFixed in / PatchReleasedSource
ubuntufirefox-locale-ast (96.0+build2-0ubuntu0.21.04.1) @ hirsute2026-05-25ubuntu
ubuntuthunderbird-locale-id (1:91.5.0+build1-0ubuntu0.20.04.1) @ focal2026-05-25ubuntu
ubuntuthunderbird-locale-id (1:91.5.0+build1-0ubuntu0.21.10.1) @ impish2026-05-25ubuntu
redhatthunderbird-0:91.5.0-1.el8_12022-01-12redhat
redhatthunderbird-0:91.5.0-1.el8_22022-01-12redhat
redhatthunderbird-0:91.5.0-1.el8_42022-01-12redhat
redhatfirefox-0:91.5.0-1.el7_92022-01-12redhat
redhatthunderbird-0:91.5.0-1.el8_52022-01-12redhat
redhatfirefox-0:91.5.0-1.el8_22022-01-12redhat
redhatfirefox-0:91.5.0-1.el8_42022-01-12redhat
redhatthunderbird-0:91.5.0-1.el7_92022-01-12redhat
redhatfirefox-0:91.5.0-1.el8_52022-01-12redhat
redhatfirefox-0:91.5.0-1.el8_12022-01-12redhat

Patches are aggregated from vendor advisories (Red Hat, Microsoft, Cisco, GitHub) and package ecosystems (OSV, GHSA). Multiple rows for the same upstream release have been deduplicated.

Additional Vendor Advisories

(11)

Vendors that published advisories for this CVE beyond the curated set above. Broader coverage but minimal per-row detail — click through for the original advisory.

Data Freshness Timeline

(refreshed 13× in last 7d / 45× in last 30d)

Each row is a source pipeline that fetched or updated this CVE on that date, with what changed. For example, "NVD update" means NVD published or revised its analysis for this CVE; "MITRE cvelistV5" means we ingested or refreshed it from the CNA feed. Most recent first.

Showing the most recent 100 of 102 total refreshes for this CVE.

  1. 2026-07-22 22:55 UTCEG score recompute
  2. 2026-07-22 14:06 UTCEPSS rescore
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  75. 2026-05-25 10:03 UTCEG score recompute

Related CVEs(same vendor)

Frequently asked(5)

What is CVE-2022-22741?
CVE-2022-22741 is a high vulnerability published on December 22, 2022. When resizing a popup while requesting fullscreen access, the popup would have become unable to leave fullscreen mode. This vulnerability affects Firefox ESR < 91.5, Firefox < 96, and Thunderbird < 91.5.
When was CVE-2022-22741 disclosed?
CVE-2022-22741 was first published in the National Vulnerability Database on December 22, 2022, with the most recent update on April 16, 2025. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2022-22741 actively exploited?
CVE-2022-22741 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 47.4% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.
What is the CVSS score of CVE-2022-22741?
CVE-2022-22741 has a CVSS v3 base score of 7.5 (NVD).
How do I remediate CVE-2022-22741?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2022-22741, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.

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