How severe is CVE-2026-24868?

CVE-2026-24868 has a CVSS 3.x base score of 6.5, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is none, integrity high, and availability none.

Is CVE-2026-24868 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (7th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2026-24868?

CVE-2026-24868 affects Mozilla Firefox. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2026-24868?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

Does CVE-2026-24868 have an EU (EUVD) identifier?

Yes. CVE-2026-24868 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-4816.

When was CVE-2026-24868 published?

CVE-2026-24868 was published on 2026-01-27 and last updated on 2026-06-17.

CVE-2026-24868

CVE-2026-24868 is a medium-severity vulnerability in Mozilla Firefox with a CVSS 3.x base score of 6.5. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-693.

Key facts

Severity: Medium (CVSS 3.x base score 6.5)
EPSS exploit prediction: 0% (7th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2026-4816
Weakness: CWE-693
Affected product: Mozilla Firefox
Published: 2026-01-27
Last modified: 2026-06-17

Description

Mitigation bypass in the Privacy: Anti-Tracking component. This vulnerability was fixed in Firefox 147.0.2.

Frequently asked questions

What is CVE-2026-24868?: Mitigation bypass in the Privacy: Anti-Tracking component. This vulnerability was fixed in Firefox 147.0.2.
How severe is CVE-2026-24868?: CVE-2026-24868 has a CVSS 3.x base score of 6.5, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is none, integrity high, and availability none.
Is CVE-2026-24868 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (7th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2026-24868?: CVE-2026-24868 affects Mozilla Firefox. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2026-24868?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2026-24868 have an EU (EUVD) identifier?: Yes. CVE-2026-24868 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-4816.
When was CVE-2026-24868 published?: CVE-2026-24868 was published on 2026-01-27 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:mozilla:firefox:*:*:*:*:-:*:*:*

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