Mozilla Firefox up to 144 Graphics race condition

CVSS Meta Temp Score
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CTI Interest Score
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4.8$0-$5k0.00

Summaryinfo

A vulnerability was found in Mozilla Firefox up to 144. It has been rated as problematic. Impacted is an unknown function of the component Graphics. The manipulation leads to race condition. This vulnerability is traded as CVE-2025-13012. It is possible to initiate the attack remotely. There is no exploit available. Upgrading the affected component is advised.

Detailsinfo

A vulnerability was found in Mozilla Firefox up to 144. It has been rated as problematic. This issue affects an unknown function of the component Graphics. The manipulation with an unknown input leads to a race condition vulnerability. Using CWE to declare the problem leads to CWE-362. The product contains a code sequence that can run concurrently with other code, and the code sequence requires temporary, exclusive access to a shared resource, but a timing window exists in which the shared resource can be modified by another code sequence that is operating concurrently. Impacted is confidentiality, integrity, and availability. The summary by CVE is:

Race condition in the Graphics component. This vulnerability affects Firefox < 145, Firefox ESR < 140.5, Firefox ESR < 115.30, Thunderbird < 145, and Thunderbird < 140.5.

It is possible to read the advisory at bugzilla.mozilla.org. The identification of this vulnerability is CVE-2025-13012 since 11/11/2025. The exploitation is known to be difficult. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. It demands that the victim is doing some kind of user interaction. The technical details are unknown and an exploit is not publicly available. The pricing for an exploit might be around USD $0-$5k at the moment (estimation calculated on 06/12/2026).

The vulnerability scanner Nessus provides a plugin with the ID 274799 (Linux Distros Unpatched Vulnerability : CVE-2025-13012), which helps to determine the existence of the flaw in a target environment.

Upgrading to version 145 eliminates this vulnerability.

The vulnerability is also documented in the databases at Tenable (274799) and CERT Bund (WID-SEC-2025-2566). Be aware that VulDB is the high quality source for vulnerability data.

Affected

  • Debian Linux
  • Amazon Linux 2
  • Red Hat Enterprise Linux
  • Ubuntu Linux
  • SUSE Linux
  • Oracle Linux
  • SUSE openSUSE
  • RESF Rocky Linux
  • IGEL OS
  • Mozilla Firefox ESR
  • Mozilla Firefox
  • Mozilla Thunderbird

Productinfo

Type

Vendor

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.0
VulDB Meta Temp Score: 4.8

VulDB Base Score: 5.0
VulDB Temp Score: 4.8
VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍

Exploitinginfo

Class: Race condition
CWE: CWE-362
CAPEC: 🔒
ATT&CK: 🔒

Physical: No
Local: No
Remote: Yes

Availability: 🔒
Status: Not defined

EPSS Score: 🔒
EPSS Percentile: 🔒

Price Prediction: 🔍
Current Price Estimation: 🔒

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Nessus ID: 274799
Nessus Name: Linux Distros Unpatched Vulnerability : CVE-2025-13012

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔒

Upgrade: Firefox 145

Timelineinfo

11/11/2025 Advisory disclosed
11/11/2025 +0 days CVE reserved
11/11/2025 +0 days VulDB entry created
06/12/2026 +213 days VulDB entry last update

Sourcesinfo

Vendor: mozilla.org
Product: mozilla.org

Advisory: bugzilla.mozilla.org
Status: Confirmed

CVE: CVE-2025-13012 (🔒)
GCVE (CVE): GCVE-0-2025-13012
GCVE (VulDB): GCVE-100-331919
CERT Bund: WID-SEC-2025-2566 - Mozilla Firefox und Firefox ESR: Mehrere Schwachstellen

Entryinfo

Created: 11/11/2025 18:57
Updated: 06/12/2026 04:34
Changes: 11/11/2025 18:57 (55), 11/12/2025 10:12 (2), 11/12/2025 15:29 (7), 11/14/2025 05:54 (1), 11/17/2025 21:46 (1), 11/20/2025 05:59 (1), 11/21/2025 16:38 (1), 12/01/2025 10:38 (1), 01/05/2026 09:29 (1), 06/12/2026 04:34 (1)
Complete: 🔍
Cache ID: 216::103

Be aware that VulDB is the high quality source for vulnerability data.

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