Is PHP 8.5.8 affected?
Jul 3, 2026 · Release notes ↗
17 known vulnerabilities affect 8.5.8 (highest CVSS 9.2).
4 newer releases in its track, up to 8.5.12. What changed up to 8.5.12
Vulnerabilities affecting 8.5.8
- 9.2
- 9.2
- 7.5
- 6.9 CVE-2026-17545 PHP on Windows: Reserved Device Names Are Not Rejected Before File/Stream I/O which can cause DoS fixed in 8.5.11
- 6.5 CVE-2026-91768 IPv6 ACL bypass in FastCGI listen.allowed_clients due to partial address comparison (memcmp 12 bytes) fixed in 8.5.11
- 6.5 CVE-2026-91767 Heap-buffer-overflow in php_openssl_matches_wildcard_name on crafted server cert wildcard CN fixed in 8.5.11
- 6.5
- 5.9 CVE-2026-92842 OOB read / info leak in convert.* stream filters when line-break-chars contains NUL fixed in 8.5.11
- 5.9
- 5.5
- 5.3 CVE-2026-93682 Out-of-bounds read in the HTTP stream wrapper when following a redirect with an empty Location header fixed in 8.5.11
- 4.3
- 4.0
- 3.7
- 3.1
- high
- high
Newer releases
| 8.5.12 | Oct 21, 2026 | 8.5.8 → 8.5.12 |
| 8.5.11 | Sep 24, 2026 | 8.5.8 → 8.5.11 |
| 8.5.10 | Aug 28, 2026 | 8.5.8 → 8.5.10 |
| 8.5.9 | Jul 30, 2026 | 8.5.8 → 8.5.9 |