CVE-2026-0885 (GCVE-0-2026-0885)
Vulnerability from cvelistv5 – Published: 2026-01-13 13:30 – Updated: 2026-01-13 20:25
VLAI?
Title
Use-after-free in the JavaScript: GC component
Summary
Use-after-free in the JavaScript: GC component. This vulnerability affects Firefox < 147 and Firefox ESR < 140.7.
Severity ?
6.5 (Medium)
CWE
- CWE-416 - Use After Free
Assigner
References
Impacted products
| Vendor | Product | Version | |||||||
|---|---|---|---|---|---|---|---|---|---|
| Mozilla | Firefox |
Affected:
unspecified , < 147
(custom)
|
|||||||
|
|||||||||
Credits
Irvan Kurniawan
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Sightings
| Author | Source | Type | Date |
|---|
Nomenclature
- 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.
- Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
- Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
- Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
- Not confirmed: The user expressed doubt about the validity of the vulnerability.
- Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.
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