Affects widely used PHP runtime; could disrupt PHP-based apps via DoS from server crash.
CVE-2025-14180
PHP PDO PostgreSQL EMULATE_PREPARES flaw can crash server.
WAF coverage: NULL pointer dereference. At most a DoS, not WAF-addressable.
Also consider: patch
Is CVE-2025-14180 being exploited?
Not confirmed. CVE-2025-14180 does not appear in CISA's Known Exploited Vulnerabilities catalog, which records only exploitation that has been observed and reported publicly. That is evidence of absence of a report, not evidence the flaw is unattacked. EPSS currently estimates a 0.71% probability of exploitation in the next 30 days.
How severe is CVE-2025-14180?
CVE-2025-14180 is rated High with a CVSS score of 8.2. Severity describes how bad exploitation would be, not how likely it is: pair it with exploitation evidence before deciding what to patch first.
Is there a patch for CVE-2025-14180?
Yes. A fix has been recorded for CVE-2025-14180. The vendor advisory is the authority on the exact fixed version — apply it from there rather than from a summary.
What does CVE-2025-14180 affect?
CVE-2025-14180 affects PHP 8.1.x < 8.1.34, PHP 8.2.x < 8.2.30, PHP 8.3.x < 8.3.29, PHP 8.4.x < 8.4.16, and 2 further products or versions. Confirm the exact affected versions against the vendor advisory before deciding you are exposed.
What should I do about CVE-2025-14180?
Upgrade to fixed PHP versions; review EMULATE_PREPARES usage.
Exploitation status reflects CISA's KEV catalog as we last synced it. Check the catalog directly.
DoS via segfault; invalid parameter in prepared statements with EMULATE_PREPARES triggers NULL dereference in pdo_parse_params.
Patch when possible
- affected>= 8.1.* and < 8.1.34
- affected>= 8.2.* and < 8.2.30
- affected>= 8.3.* and < 8.3.29
- affected>= 8.4.* and < 8.4.16
- affected>= 8.5.* and < 8.5.1
As published in the CVE Program record. A version outside these ranges is not a statement that it is unaffected — vendors sometimes understate a range, and distribution-backported builds carry upstream numbers that do not reflect what was patched into them.