CVE-2026-17543

HIGH CVSS 4.0: 8.1 EPSS 0.47%
Updated Aug 05, 2026
PHP
Parameter Value
CVSS 8.1 (HIGH)
Affected Versions 8.2.0 — 8.5.9
Fixed In 8.2.33
Type CWE-89 (SQL Injection)
Vendor PHP
Public PoC No

Improper escaping of backslashes in attacker-provided parameters would allow for trivial SQL injection in PHP versions from 8.2.* before 8.2.33, from 8.3.* before 8.3.33, from 8.4.* before 8.4.24, and from 8.5.* before 8.5.9.

Attack Parameters

Attack Vector
Network
Can be exploited remotely
Attack Complexity
Low
Easy to exploit
Attack Requirements
None
No additional conditions
Privileges Required
None
No privileges needed
User Interaction
None
No user interaction needed

Impact Assessment

Confidentiality
High
Complete data leak
Integrity
High
Complete data modification
Availability
High
Complete denial of service

CVSS Vector v4.0

Weakness Type (CWE)

Vulnerable Products 4

Configuration From (including) Up to (excluding)
Php Php
cpe:2.3:a:php:php:*:*:*:*:*:*:*:*
8.2.0 8.2.33
Php Php
cpe:2.3:a:php:php:*:*:*:*:*:*:*:*
8.3.0 8.3.33
Php Php
cpe:2.3:a:php:php:*:*:*:*:*:*:*:*
8.4.0 8.4.24
Php Php
cpe:2.3:a:php:php:*:*:*:*:*:*:*:*
8.5.0 8.5.9