CVE-2022-26485 (GCVE-0-2022-26485)

Vulnerability from cvelistv5 – Published: 2022-12-22 00:00 – Updated: 2025-10-21 23:15
VLAI? CISA
Summary
Removing an XSLT parameter during processing could have lead to an exploitable use-after-free. We have had reports of attacks in the wild abusing this flaw. This vulnerability affects Firefox < 97.0.2, Firefox ESR < 91.6.1, Firefox for Android < 97.3.0, Thunderbird < 91.6.2, and Focus < 97.3.0.
Severity ?
8.8 (High)
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
CWE
  • Use-after-free in XSLT parameter processing
Assigner
References
Impacted products
Vendor Product Version
Mozilla Firefox Affected: unspecified , < 97.0.2 (custom)
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    Mozilla Firefox ESR Affected: unspecified , < 91.6.1 (custom)
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    Mozilla Firefox for Android Affected: unspecified , < 97.3.0 (custom)
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    Mozilla Thunderbird Affected: unspecified , < 91.6.2 (custom)
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    Mozilla Focus Affected: unspecified , < 97.3.0 (custom)
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CISA Known Exploited Vulnerability
Data from the CISA Known Exploited Vulnerabilities Catalog

Date added: 2022-03-07

Due date: 2022-03-21

Required action: Apply updates per vendor instructions.

Used in ransomware: Unknown

Notes: https://nvd.nist.gov/vuln/detail/CVE-2022-26485

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}


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  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
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  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.



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