CVE-2025-47154 - CVE House
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Status published Critical CVE-2025-47154

LibJS in Ladybird before f5a6704 mishandles the freeing of the...

Vulnerability Description

LibJS in Ladybird before f5a6704 mishandles the freeing of the vector that arguments_list references, leading to a use-after-free, and allowing remote attackers to execute arbitrary code via a crafted .js file. NOTE: the GitHub README says "Ladybird is in a pre-alpha state, and only suitable for use by developers."

Impact Analysis

Refer to official advisory for detailed impact metrics.

Remediation

Ensure systems are updated to the latest vendor-supplied patch levels.

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Credits & Attribution

No credits recorded in the NVD database.

References

Affected Vendor

Affected Software

Ladybird
Vulnerable Versions:
0

Timeline

Official Publish: May 1st, 2025
Last Modified: May 1st, 2025
Added to House: July 22nd, 2026

CVSS Vectors

V3: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H

Weaknesses (CWE)

CWE-820

MITRE ATT&CK TTPs

No associated TTPs found for this vulnerability.