CVE-2026-6782 Details
Description
Information disclosure in the IP Protection component. This vulnerability was fixed in Firefox 150 and Thunderbird 150.
A vulnerability allowing information disclosure has been identified in the IP Protection component of Mozilla Firefox. This issue arises from uninitialized memory, which could potentially be exploited to access sensitive information. The vulnerability affects Firefox versions prior to 150.
Users can upgrade to Firefox 150 to address this vulnerability.
Metrics
CVSS 4.0 Severity and Vector Strings:
No CVSS 4.0 data is available for this CVE.
CVSS 3.x Severity and Vector Strings:
No data available for CVSS Version 2.0 on this CVE.
CISA-ADP
Assessed Apr 22, 2026References to Advisories, Solutions, and Tools
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| URL | Source(s) | Tag(s) |
|---|---|---|
| https://bugzilla.mozilla.org/show_bug.cgi?id=2026571 | [email protected] | Permissions Required |
| https://www.mozilla.org/security/advisories/mfsa2026-30/ | [email protected] | Vendor Advisory |
| https://www.mozilla.org/security/advisories/mfsa2026-33/ | [email protected] | Vendor Advisory |
Weakness Enumeration
| CWE-ID | CWE Name | Source |
|---|---|---|
| CWE-200 | Exposure of Sensitive Information to an Unauthorized Actor | CISA-ADP |
Affected Products
| Product | Versions |
|---|---|
| mozilla firefox | < 150.0 |
CPE
Remediation
| |
| mozilla thunderbird | < 150.0 |
CPE
Remediation
| |
Change History
6 change records found show changes
| Date | Action | Recorded By |
|---|---|---|
| Jun 17, 2026 | CVE Modified | [email protected] |
| Jun 17, 2026 | CVE Modified | CISA-ADP |
| Apr 22, 2026 | Initial Analysis | [email protected] |
| Apr 22, 2026 | CVE Modified | [email protected] |
| Apr 21, 2026 | CVE Modified | CISA-ADP |
| Apr 21, 2026 | New CVE Received | [email protected] |