CVE-2025-1009

Description

An attacker could have caused a use-after-free via crafted XSLT data, leading to a potentially exploitable crash. This vulnerability affects Firefox < 135, Firefox ESR < 115.20, Firefox ESR < 128.7, Thunderbird < 128.7, and Thunderbird < 135.

Reserved 2025-02-04 | Published 2025-02-04 | Updated 2025-02-05 | Assigner mozilla

Problem types

Use-after-free in XSLT

Product status

Any version before 135
affected

Any version before 115.20
affected

Any version before 128.7
affected

Any version before 128.7
affected

Any version before 135
affected

Credits

Ivan Fratric of Google Project Zero

References

bugzilla.mozilla.org/show_bug.cgi?id=1936613

www.mozilla.org/security/advisories/mfsa2025-07/

www.mozilla.org/security/advisories/mfsa2025-08/

www.mozilla.org/security/advisories/mfsa2025-09/

www.mozilla.org/security/advisories/mfsa2025-10/

www.mozilla.org/security/advisories/mfsa2025-11/

cve.org (CVE-2025-1009)

nvd.nist.gov (CVE-2025-1009)

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