CVE-2026-92070: Vulnerability in Mozilla Firefox
CVE-2026-92070 is an information disclosure vulnerability in the Networking component of Mozilla Firefox. This issue was addressed and fixed in Firefox version 156 and Firefox ESR 153.3. The vulnerability could potentially expose sensitive information due to flaws in the networking code. Mozilla has officially released a security advisory confirming the fix and categorizing the impact as high.
AI Analysis
Technical Summary
CVE-2026-92070 is a security vulnerability affecting the Networking component of Mozilla Firefox that could lead to information disclosure. The flaw was identified and resolved by Mozilla in Firefox 156 and Firefox ESR 153.3. The vendor advisory classifies the impact as high and confirms the availability of an official fix. No exploits in the wild have been reported for this vulnerability.
Potential Impact
The vulnerability allows information disclosure through the Networking component, which could lead to exposure of sensitive data. The impact is rated high by Mozilla, indicating significant security concerns if unpatched. However, no active exploitation has been reported.
Mitigation Recommendations
Mozilla has released an official fix for this vulnerability in Firefox 156 and Firefox ESR 153.3. Users and administrators should update affected Firefox installations to these versions or later to remediate the issue. No additional mitigation steps are required beyond applying the official update.
CVE-2026-92070: Vulnerability in Mozilla Firefox
Description
CVE-2026-92070 is an information disclosure vulnerability in the Networking component of Mozilla Firefox. This issue was addressed and fixed in Firefox version 156 and Firefox ESR 153.3. The vulnerability could potentially expose sensitive information due to flaws in the networking code. Mozilla has officially released a security advisory confirming the fix and categorizing the impact as high.
Affected software
Mozilla
Firefox
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
CVE-2026-92070 is a security vulnerability affecting the Networking component of Mozilla Firefox that could lead to information disclosure. The flaw was identified and resolved by Mozilla in Firefox 156 and Firefox ESR 153.3. The vendor advisory classifies the impact as high and confirms the availability of an official fix. No exploits in the wild have been reported for this vulnerability.
Potential Impact
The vulnerability allows information disclosure through the Networking component, which could lead to exposure of sensitive data. The impact is rated high by Mozilla, indicating significant security concerns if unpatched. However, no active exploitation has been reported.
Mitigation Recommendations
Mozilla has released an official fix for this vulnerability in Firefox 156 and Firefox ESR 153.3. Users and administrators should update affected Firefox installations to these versions or later to remediate the issue. No additional mitigation steps are required beyond applying the official update.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- mozilla
- Date Reserved
- 2026-09-15T12:34:31.489Z
- State
- PUBLISHED
- Vendor Advisory Urls
- [{"url":"https://www.mozilla.org/security/advisories/mfsa2026-90/","vendor":"Mozilla"},{"url":"https://www.mozilla.org/security/advisories/mfsa2026-93/","vendor":"Mozilla"}]
Threat ID: 6aa93e6955bf5e2cf5d3102b
Added to database: 09/15/2026, 12:47:37 UTC
Last enriched: 09/15/2026, 13:01:38 UTC
Last updated: 09/15/2026, 13:02:57 UTC
Views: 5
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