Improperly Controlled Modification of Object Prototype Attributes ('Prototype Pollution') The advisory has been revoked - it doesn't affect any version of package thunderbird (opens in a new tab)
Threat Intelligence
The probability is the direct output of the EPSS model, and conveys an overall sense of the threat of exploitation in the wild. The percentile measures the EPSS probability relative to all known EPSS scores. Note: This data is updated daily, relying on the latest available EPSS model version. Check out the EPSS documentation for more details.
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Test your applications- Snyk IDSNYK-RHEL9-THUNDERBIRD-12309978
- published1 Sept 2025
- disclosed28 Jun 2022
Introduced: 28 Jun 2022
CVE-2022-2200 (opens in a new tab)Amendment
The Red Hat security team deemed this advisory irrelevant for RHEL:9.
NVD Description
Note: Versions mentioned in the description apply only to the upstream thunderbird package and not the thunderbird package as distributed by RHEL.
If an object prototype was corrupted by an attacker, they would have been able to set undesired attributes on a JavaScript object, leading to privileged code execution. This vulnerability affects Firefox < 102, Firefox ESR < 91.11, Thunderbird < 102, and Thunderbird < 91.11.
References
- https://access.redhat.com/security/cve/CVE-2022-2200
- https://access.redhat.com/errata/RHSA-2022:5482
- https://bugzilla.mozilla.org/show_bug.cgi?id=1771381
- https://www.mozilla.org/security/advisories/mfsa2022-24/
- https://www.mozilla.org/security/advisories/mfsa2022-25/
- https://www.mozilla.org/security/advisories/mfsa2022-26/