Base Score

HIGH7.5

CVE-2025-11153

JIT miscompilation in the JavaScript Engine: JIT component. This vulnerability affects Firefox < 143.0.3.

VectorNETWORK

Published Bysecurity@mozilla.org

Published DateSep 30, 2025, 13:15

Weakness Type (CWE):CWE-94

CVSS Metrics

Base Score

7.5

Vector String

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

Base Severity

HIGH

Version

3.1

Attack Vector (AV)

NETWORK

Attack Complexity (AC)

LOW

Privileges Required (PR)

NONE

User Interaction (UI)

NONE

Scope (S)

UNCHANGED

Confidentiality (C)

NONE

Integrity (I)

HIGH

Availability (A)

NONE

References

https://bugzilla.mozilla.org/show_bug.cgi?id=1987481
https://www.mozilla.org/security/advisories/mfsa2025-80/

Base Score

HIGH7.5

Weakness Type (CWE):CWE-94

CVSS Metrics

Base Score

7.5

Vector String

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

Base Severity

HIGH

Version

3.1

Attack Vector (AV)

NETWORK

Attack Complexity (AC)

LOW

Privileges Required (PR)

NONE

User Interaction (UI)

NONE

Scope (S)

UNCHANGED

Confidentiality (C)

NONE

Integrity (I)

HIGH

Availability (A)

NONE