BIT-libphp-2026-17543

vendorUSosv

SQL injection in ext-pgsql via E'...' backslash breakout

view advisory published 2026-08-17Licence: per source

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.

describes (1)

Related CVEs.

ID	severity	EPSS	exploitable	published
CVE-2026-17543US	critical9.8	0.33% (26th)	Exploit	2026-07-30
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.…

references

External citations — patches, advisories, analysis.

https://github.com/php/php-src/security/advisories/GHSA-7qpv-r5mr-78m4ADVISORY
https://nvd.nist.gov/vuln/detail/CVE-2026-17543WEB

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