CVE-2026-6770: Vulnerability in Mozilla Firefox
CVE-2026-6770 is a vulnerability in the Storage: IndexedDB component of Mozilla Firefox. It was addressed and fixed in Firefox 150 and Firefox ESR 140. 10. The vulnerability is classified with moderate impact according to the Mozilla advisory. This issue is part of a broader set of security fixes released simultaneously in these Firefox versions. No known exploits in the wild have been reported for this specific vulnerability.
AI Analysis
Technical Summary
The vulnerability identified as CVE-2026-6770 affects the IndexedDB storage component in Mozilla Firefox. It is categorized as an 'other issue' type vulnerability with moderate impact. Mozilla fixed this vulnerability in Firefox 150 and Firefox ESR 140.10 as part of a security update that addressed multiple issues across various components. The vendor advisory does not provide detailed technical specifics beyond the component and impact level but confirms the fix availability in the stated versions.
Potential Impact
The impact of CVE-2026-6770 is moderate as per the Mozilla advisory. While the exact nature of the vulnerability's effect is not detailed, it relates to the IndexedDB storage mechanism, which could potentially affect data integrity or security within the browser's storage subsystem. There are no reports of active exploitation in the wild.
Mitigation Recommendations
This vulnerability has been fixed in Mozilla Firefox version 150 and Firefox ESR 140.10. Users and administrators should update to these or later versions to remediate the issue. Since the vulnerability is fixed in official releases, no additional mitigation steps are required beyond applying the update.
CVE-2026-6770: Vulnerability in Mozilla Firefox
Description
CVE-2026-6770 is a vulnerability in the Storage: IndexedDB component of Mozilla Firefox. It was addressed and fixed in Firefox 150 and Firefox ESR 140. 10. The vulnerability is classified with moderate impact according to the Mozilla advisory. This issue is part of a broader set of security fixes released simultaneously in these Firefox versions. No known exploits in the wild have been reported for this specific vulnerability.
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
The vulnerability identified as CVE-2026-6770 affects the IndexedDB storage component in Mozilla Firefox. It is categorized as an 'other issue' type vulnerability with moderate impact. Mozilla fixed this vulnerability in Firefox 150 and Firefox ESR 140.10 as part of a security update that addressed multiple issues across various components. The vendor advisory does not provide detailed technical specifics beyond the component and impact level but confirms the fix availability in the stated versions.
Potential Impact
The impact of CVE-2026-6770 is moderate as per the Mozilla advisory. While the exact nature of the vulnerability's effect is not detailed, it relates to the IndexedDB storage mechanism, which could potentially affect data integrity or security within the browser's storage subsystem. There are no reports of active exploitation in the wild.
Mitigation Recommendations
This vulnerability has been fixed in Mozilla Firefox version 150 and Firefox ESR 140.10. Users and administrators should update to these or later versions to remediate the issue. Since the vulnerability is fixed in official releases, no additional mitigation steps are required beyond applying the update.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- mozilla
- Date Reserved
- 2026-04-21T12:41:02.849Z
- Cvss Version
- null
- State
- PUBLISHED
- Remediation Level
- null
- Vendor Advisory Urls
- [{"url":"https://www.mozilla.org/security/advisories/mfsa2026-30/","vendor":"Mozilla"},{"url":"https://www.mozilla.org/security/advisories/mfsa2026-32/","vendor":"Mozilla"}]
Threat ID: 69e7789e19fe3cd2cdd164b6
Added to database: 4/21/2026, 1:16:14 PM
Last enriched: 4/21/2026, 1:32:51 PM
Last updated: 4/21/2026, 3:44:11 PM
Views: 4
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