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Vulnerability Analysis

CVE-2026-2787: Use-After-Free in Firefox Window and Location

CVE-2026-2787 is a critical Firefox and Thunderbird flaw in DOM: Window and Location. Update to Firefox 148, ESR 140.8 or Thunderbird 148 and restart.

Oct 18, 20263 min read
Vulnerability Analysis

CVE-2026-2786: Use-After-Free in Firefox JavaScript Engine

CVE-2026-2786 is a critical Firefox and Thunderbird flaw in JavaScript Engine. Update to Firefox 148, ESR 140.8 or Thunderbird 148, then restart the app.

Oct 18, 20263 min read
Vulnerability Analysis

CVE-2026-27851: High Injection Risk in Dovecot Safe Filter

CVE-2026-27851 is a Dovecot flaw where the safe filter marks later pipelines safe. Upgrade to CE 2.4.4 or Pro 3.1.5, or avoid the filter until then.

Oct 18, 20264 min read
Vulnerability Analysis

CVE-2026-2785: Invalid Pointer in Firefox JavaScript Engine

CVE-2026-2785 is a critical Firefox and Thunderbird flaw in JavaScript Engine. Update to Firefox 148, ESR 140.8 or Thunderbird 148, then restart the app.

Oct 18, 20263 min read
Vulnerability Analysis

CVE-2026-2784: Mitigation Bypass in Firefox DOM Security Component

CVE-2026-2784 is a critical Firefox and Thunderbird flaw in DOM: Security. Update to Firefox 148, ESR 140.8 or Thunderbird 148, then restart the app.

Oct 18, 20263 min read
Vulnerability Analysis

CVE-2026-27837: Medium Prototype Pollution in dottie 2.0.4 to 2.0.6

CVE-2026-27837 is a prototype pollution bypass in dottie 2.0.4 to 2.0.6, an incomplete fix for CVE-2023-26132. Upgrade to dottie 2.0.7 and rebuild.

Oct 18, 20264 min read
Vulnerability Analysis

CVE-2026-27820: Critical Buffer Overflow in Ruby zlib GzipReader

CVE-2026-27820 is a buffer overflow in the Ruby zlib gem's GzipReader. Upgrade to 3.0.1, 3.1.2 or 3.2.3, depending on the release line you use.

Oct 18, 20265 min read
Vulnerability Analysis

CVE-2026-2782: Privilege Escalation in Firefox Netmonitor Component

CVE-2026-2782 is a critical Firefox and Thunderbird flaw in Netmonitor. Update to Firefox 148, ESR 140.8 or Thunderbird 148 and restart to apply the fix.

Oct 18, 20263 min read
Vulnerability Analysis

CVE-2026-27816: Critical Out-of-Bounds Write in EVerest ISO 15118

CVE-2026-27816 is an out-of-bounds write in EVerest's energy transfer modes handler. Upgrade to 2026.02.0 and review who can reach the MQTT interface.

Oct 18, 20263 min read

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