Skip to content

CVE-2025-14860

Mozilla Firefox use-after-free

9.8 CRITICALEPSS 0.32%
  1. Published18 Dec 2025

Description

Use-after-free in the Disability Access APIs component. This vulnerability was fixed in Firefox 146.0.1.

CVSS 3.1 breakdown

Attack vectorNetwork
Attack complexityLow
Privileges requiredNone
User interactionNone
ScopeUnchanged
ConfidentialityHigh
IntegrityHigh
AvailabilityHigh
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected products

Mozilla Firefox< 146.0.1

Remediation

Fixed in
Mozilla Firefox≥ 146.0.1

Frequently asked

Is CVE-2025-14860 being actively exploited?

CVE-2025-14860 is not in the CISA KEV catalog. Its EPSS exploit probability is 0.32%.

How severe is CVE-2025-14860?

CVE-2025-14860 has a CVSS 3.1 base score of 9.8, rated critical. EPSS estimates a 0.32% probability of exploitation.

Which products are affected by CVE-2025-14860?

Affected products include Mozilla Firefox.

How do I fix CVE-2025-14860?

Upgrade affected software to a fixed version, for example Mozilla Firefox 146.0.1 or later, then confirm no affected versions remain in your inventory.

How Secuno handles this

Secuno correlates vulnerabilities like CVE-2025-14860 against the real software inventory on every managed device, as each hourly inventory arrives. Rather than a static severity, each match is scored in context: exploit availability, EPSS, the asset's exposure, and business criticality decide where it lands in the queue. If an affected version is present anywhere across your portfolio, it surfaces automatically with a prioritised remediation path.

Get Patch this first every Monday

Five vulnerabilities that matter this week, ranked on real exploitation. Plain language, one email, no spam.

You can unsubscribe with one click from every issue. We handle your details as described in our privacy policy.

Data from the NVD, CISA KEV catalog and FIRST EPSS. CVSS 3.1 base score shown where available.