ClosedHighPatched

Laravel Deserialization of Untrusted Data

Laravel Framework

Laravel Framework contains a deserialization of untrusted data vulnerability, allowing for remote command execution. This vulnerability may only be exploited if a malicious user has accessed the application encryption key (APP_KEY environment variable). Added to the CISA KEV catalog on 2024-01-16. CVE-2018-15133 was assigned before 2024; the KEV listing came in 2024.

Why this severity: CVSS 8.1 (v3.1, CISA-ADP), actively exploited (CISA KEV)

Started: Jan 16, 2024
Closed: Jan 16, 2024
CVE: CVE-2018-15133

Follow this incident

Updated Jan 16, 2024

Affected

See vendor advisory (versions are not listed in the KEV record)

Fixed in

See vendor advisory linked in sources

Timeline1

Jan 16, 2024
CISA added CVE-2018-15133 to the KEV catalog (federal deadline 2024-02-06)
Source

Advisories3

Notes & caveats

Derived from the CISA KEV JSON feed (catalogVersion 2026.10.21); CVSS from the CVE record (cveawg.mitre.org). startedAt is the CVE publication date when it fell in 2024 before the KEV listing, else the KEV dateAdded; exploitation may have begun earlier. closedAt is the KEV listing date (a fix or mitigation was available then unless noted).

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