Security readout for executives and security teams
Plain-English summary
CVE-2026-24868 is a Mozilla Firefox vulnerability in the Privacy: Anti-Tracking component. Mozilla says it was fixed in Firefox 147.0.2. The risk is a bypass of a privacy/security mitigation, with high integrity impact in the CVSS rating. There is no provided evidence of active exploitation.
Executive priority
Treat as a normal-priority browser security update. The issue affects privacy mitigation integrity, but available evidence does not show active exploitation. Ensure Firefox patch compliance, especially on managed endpoints used for sensitive work.
Technical view
The CVE describes a mitigation bypass in Firefox’s Privacy: Anti-Tracking component, mapped to CWE-693. CVSS 3.1 is 6.5: network-reachable, low complexity, no privileges required, user interaction required, high integrity impact, no confidentiality or availability impact. Public details do not define the exact bypass mechanics.
Likely exposure
Organizations with Mozilla Firefox installations below the fixed version may be exposed. The source bundle does not provide a precise vulnerable version range beyond stating the issue was fixed in Firefox 147.0.2.
Exploitation context
The CVSS vector indicates exploitation requires user interaction and can be attempted remotely. No CISA KEV listing is present, and the provided sources do not report active exploitation or public exploit availability.
Researcher notes
Public information is sparse. The Bugzilla entry and Mozilla advisory are the key references, but the provided bundle does not include technical root cause, vulnerable range, proof of concept, or special mitigations beyond the fixed release.
Mitigation direction
- Update Firefox to 147.0.2 or later where available.
- Review Mozilla advisory MFSA2026-06 for product-specific guidance.
- Prioritize managed browser fleets and high-risk user groups.
- If update status is unclear, verify directly against Mozilla guidance.
Validation and detection
- Inventory Firefox versions across endpoints.
- Confirm Firefox is at 147.0.2 or later.
- Check browser management tools for update failures.
- Monitor Mozilla advisory and Bugzilla references for new details.
Public sources used
Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.
Conservative CVE-to-ATT&CK context
These mappings and lookup hints may be relevant to the vulnerability behavior, CWE, affected product, or exposure path. Glexia-inferred context is not an official MITRE, ATT&CK, CWE, or CVE Program mapping.
ATT&CK lookup starting points
Use these exact CWE pages and searches to review the Glexia ATT&CK library from this CVE's weakness and description context.
CWE-693: Exact CWE lookup
Use the exact CWE identifier as the starting point before reviewing related ATT&CK behavior. Open the exact CWE lookup page first, then review the ATT&CK searches from that MITRE weakness context. This is a Glexia lookup hint, not an official ATT&CK mapping.
Open ATT&CK lookupCVE-2026-24868 mapping review
Open the CVE-to-ATT&CK bridge for reviewed, inferred, or future official mappings tied to this CVE.
Open ATT&CK lookup- Severity
- Medium
- CVSS
- 6.5 (3.1)
- Known Exploited
- No
- Published
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N
CNA and ADP enrichment extracted from CVE v5
These fields come from the CVE record and ADP containers, not from Glexia's Take. They preserve time-varying source decisions such as CISA SSVC, KEV status, CVSS metrics, and provider references.
CVSS vector scores
1 official scoreWe collect every scored CVSS vector available in the official CNA and ADP containers. When more than one version is present, the table keeps the source vectors side by side instead of collapsing them into the highest score.
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N2.83.6Primary CVE scoreVulnerability scoring details
Base CVSS 3.1 score
6.5MediumVector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N
Source materials
- CVE List V5 sourceCVE List V5
- https://bugzilla.mozilla.org/show_bug.cgi?id=2007302CVE reference
- https://www.mozilla.org/security/advisories/mfsa2026-06/CVE reference
Products and packages named in the record
CWE details
CWE links open Glexia weakness intelligence pages with official CWE context, developer remediation guidance, and related CVE mappings.
Protection Mechanism Failure
Protection Mechanism Failure represents a recurring weakness pattern that can create exploitable paths when design, validation, or implementation controls are missing.