CVE-2026-12320
Description
Information disclosure in Firefox's Password Manager component could allow an attacker to access stored credentials; fixed in Firefox 152.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Information disclosure in Firefox's Password Manager component could allow an attacker to access stored credentials; fixed in Firefox 152.
Vulnerability
The Password Manager component in Firefox before version 152 contains an information disclosure vulnerability (CVE-2026-12320). The exact nature of the flaw is not detailed in the available references, but it allows unintended access to stored password data. Affected versions include all Firefox releases prior to 152. [1]
Exploitation
No specific exploitation details are provided in the public references. The vulnerability may be triggered by a malicious webpage or extension that can interact with the Password Manager API, potentially requiring user interaction or specific conditions. [1]
Impact
Successful exploitation could lead to the disclosure of saved passwords or other sensitive credentials managed by Firefox's Password Manager. The impact is rated as high by Mozilla. [1]
Mitigation
The vulnerability is fixed in Firefox 152, released on June 16, 2026. Users should update to Firefox 152 or later. No workarounds are documented. [1]
AI Insight generated on Jun 16, 2026. Synthesized from this CVE's description and the cited reference URLs; citations are validated against the source bundle.
Affected products
2- Range: <152
- Range: <152
Patches
0No patches discovered yet.
Vulnerability mechanics
No source-code context for this CVE — mechanics is only generated when we can read the actual fix diff. Without that, the four sections (root cause, attack vector, affected code, fix) would be speculation rather than analysis.
References
3News mentions
0No linked articles in our index yet.