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HIGH

CVE-2025-14180

CVSS v3

7.5

HIGH

EPSS Score

0.7 %

exploit probability, as of 2026-10-05

CISA KEV

No

known exploited

Exploitation

—

SSVC status

Description

In PHP versions 8.1.* before 8.1.34, 8.2.* before 8.2.30, 8.3.* before 8.3.29, 8.4.* before 8.4.16, 8.5.* before 8.5.1 when using the PDO PostgreSQL driver with PDO::ATTR_EMULATE_PREPARES enabled, an invalid character sequence (such as \\x99) in a prepared statement parameter may cause the quoting function PQescapeStringConn to return NULL, leading to a null pointer dereference in pdo_parse_params() function. This may lead to crashes (segmentation fault) and affect the availability of the target server.

Technical details

Published
2025-12-27

Frequently asked questions

What is CVE-2025-14180?

In PHP versions 8.1.* before 8.1.34, 8.2.* before 8.2.30, 8.3.* before 8.3.29, 8.4.* before 8.4.16, 8.5.* before 8.5.1 when using the PDO PostgreSQL driver with PDO::ATTR_EMULATE_PREPARES enabled, an invalid character sequence (such as \\x99) in a prepared statement parameter may cause the quoting function PQescapeStringConn to return NULL, leading to a null pointer dereference in pdo_parse_params() function. This may lead to crashes (segmentation fault) and affect the availability of the target server.

Is CVE-2025-14180 actively exploited?

Active exploitation of CVE-2025-14180 has not been confirmed. Its EPSS score was 0.7% on 2026-10-05, the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2025-14180?

CVE-2025-14180 has a CVSS v3 base score of 7.5 (HIGH severity).

Is CVE-2025-14180 affecting your environment?

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