Unrated severityNVD Advisory· Published Aug 18, 2026· Updated Aug 18, 2026

CVE-2026-74989

Description

Internally found bugs present in Firefox 153. Some of these bugs showed evidence of memory corruption or another security-relevant defect and we presume that with enough effort some of these could have been exploited. This vulnerability was fixed in Firefox 154.

AI Insight

LLM-synthesized narrative grounded in this CVE's description and references.

Affected products

Mozilla Corporation/Firefoxllm-fuzzy
Range: <154

Patches

Vulnerability mechanics

References

bugzilla.mozilla.org/buglist.cginvd
bugzilla.mozilla.org/buglist.cginvd
www.mozilla.org/security/advisories/mfsa2026-74/nvd

News mentions

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