CVE-2026-17543
SQL injection in ext-pgsql via E'...' backslash breakout
HIGH 8.1
At a glance
- Source
- NVD
- EPSS
- EPSS 0.33 % · percentile 26 ()
- State
- PUBLISHED
- Published
- Updated
- Assigner
- php
- NVD status
- Analyzed
Description
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.
Weaknesses (CWE)
- CWE-89 — Improper Neutralization of Special Elements used in an SQL Command
References
Scores
| Version | Score | Vector | Scored by |
|---|---|---|---|
| CVSS 4.0 | HIGH 8.1 | CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/AU:Y/R:U | php |
| CVSS 4.0 | HIGH 8.1 | CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:Y/R:U/V:X/RE:X/U:X | NVD · security@php.net (Secondary) |
| CVSS 3.1 | CRITICAL 9.8 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H | NVD · nvd@nist.gov (Primary) |
European references
- ENISA EUVD · EUVD-2026-51090
- GCVE · GCVE-0-2026-17543
CERT-FR advisories
- CERTFR-2026-AVI-0952 — Multiples vulnérabilités dans PHP · cert.ssi.gouv.fr
Affected configurations (NVD CPE)
cpe:2.3:a:php:php:*:*:*:*:*:*:*:*≥ 8.2.0 < 8.2.33cpe:2.3:a:php:php:*:*:*:*:*:*:*:*≥ 8.3.0 < 8.3.33cpe:2.3:a:php:php:*:*:*:*:*:*:*:*≥ 8.4.0 < 8.4.24cpe:2.3:a:php:php:*:*:*:*:*:*:*:*≥ 8.5.0 < 8.5.9
Affected products
| Product | Versions |
|---|---|
| PHP Group · PHP | affected 8.2.* < 8.2.33 ; affected 8.3.* < 8.3.33 ; affected 8.4.* < 8.4.24 ; affected 8.5.* < 8.5.9 |
Sources
| Source | Licence |
|---|---|
| CVE List (CVEProject cvelistV5) | CVE Program Terms of Use |
| EPSS (FIRST.org) | FIRST — attribution requested |
| ENISA EUVD | ENISA — reproduction authorised, source acknowledged |
| CERT-FR (ANSSI) | Licence Ouverte / Etalab 2.0 |
| NVD (NIST) via fkie-cad/nvd-json-data-feeds | Public domain — this product uses data from the NVD API but is not endorsed or certified by the NVD |