CVE-2024-9026
In PHP versions 8.1.* before 8.1.30, 8.2.* before 8.2.24, 8.3.* before 8.3.12, when using PHP-FPM SAPI and it is configured to catch workers output through catch_workers_output = yes, it may be possible to pollute the final log or remove up to 4 characters from the log messages by manipulating log message content. Additionally, if PHP-FPM is configured to use syslog output, it may be possible to further remove log data using the same vulnerability.
Scoring
- Severity
- LOW
- CVSS base score
- 3.3
- CVSS vector
- CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N
- EPSS probability
- 0.49%
- CWE
- CWE-158, CWE-117
- Published
- 2024-10-08
- Last modified
- 2026-03-13
Affected products
- PHP Group PHP
- PHP Group PHP
- PHP Group PHP
Weakness type
Related vulnerabilities
- CVE-2026-76354 — Path Traversal through Search Head Clustering in Splunk Enterprise
- CVE-2026-70603 — Electron: shell.openPath path validation bypass via embedded null byte
- CVE-2026-47778 — Envoy: Embedded NUL in TLS DNS SAN Truncation in the Default TLS Certificate Validator. (Auth Bypass)
- CVE-2026-43895 — jq: Embedded NUL in jq import paths causes local redaction-policy bypass and preserves sensitive fields in published artifacts
- CVE-2026-41256 — jq: Embedded NUL truncates top-level jq programs loaded with -f
- CVE-2026-43861 — mutt before 2.3.2 does not check for '\0' in url_pct_decode.
- CVE-2026-43859 — mutt before 2.3.2 sometimes uses strfcpy instead of memcpy for the IMAP auth_cram MD5 digest.
- CVE-2026-33191 — free5GC UDM vulnerable to null byte injection in URL path parameters causing 500 Internal Server Error