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CVE-2025-0240

MEDIUM
Published 2025-01-07T16:07:06.551Z
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Expert Analysis

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CVSS Score

V3.1
4.0
/10
CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N
Base Score Metrics
Exploitability: N/A Impact: N/A

EPSS Score

v2025.03.14
0.000
probability
of exploitation in the wild

There is a 0.0% chance that this vulnerability will be exploited in the wild within the next 30 days.

Updated: 2025-06-25
Exploit Probability
Percentile: 0.145
Higher than 14.5% of all CVEs

Attack Vector Metrics

Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED

Impact Metrics

Confidentiality
NONE
Integrity
LOW
Availability
NONE

Description

Parsing a JavaScript module as JSON could, under some circumstances, cause cross-compartment access, which may result in a use-after-free. This vulnerability affects Firefox < 134, Firefox ESR < 128.6, Thunderbird < 134, and Thunderbird < 128.6.

Available Exploits

No exploits available for this CVE.

Related News

No news articles found for this CVE.

Affected Products

Mozilla

Firefox

Affected Versions:

unspecified
Mozilla

Firefox ESR

Affected Versions:

unspecified
Mozilla

Thunderbird

Affected Versions:

unspecified
Mozilla

Thunderbird

Affected Versions:

unspecified

GitHub Security Advisories

Community-driven vulnerability intelligence from GitHub

⚠ Unreviewed MODERATE

GHSA-f3xq-g93v-w8cv

Advisory Details

Parsing a JavaScript module as JSON could, under some circumstances, cause cross-compartment access, which may result in a use-after-free. This vulnerability affects Firefox < 134 and Firefox ESR < 128.6.

CVSS Scoring

CVSS Score

5.0

CVSS Vector

CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N

References

ADVISORY https://nvd.nist.gov/vuln/detail/CVE-2025-0240
WEB https://bugzilla.mozilla.org/show_bug.cgi?id=1929623
WEB https://www.mozilla.org/security/advisories/mfsa2025-01
WEB https://www.mozilla.org/security/advisories/mfsa2025-02
WEB https://www.mozilla.org/security/advisories/mfsa2025-04
WEB https://www.mozilla.org/security/advisories/mfsa2025-05

Advisory provided by GitHub Security Advisory Database. Published: January 7, 2025, Modified: January 9, 2025

References

https://bugzilla.mozilla.org/show_bug.cgi?id=1929623
https://www.mozilla.org/security/advisories/mfsa2025-01/
https://www.mozilla.org/security/advisories/mfsa2025-02/
https://www.mozilla.org/security/advisories/mfsa2025-04/
https://www.mozilla.org/security/advisories/mfsa2025-05/
Published: 2025-01-07T16:07:06.551Z
Last Modified: 2025-02-04T13:58:50.664Z
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