CVE-2026-17543
published 2026-07-30CVE-2026-17543: 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.*…
PriorityP357critical9.8CVSS 3.1
AVNACLPRNUINSUCHIHAH
EPSS
0.32%
25.0th percentile
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.
Affected
13 ranges
| Vendor | Product | Version range | Fixed in |
|---|---|---|---|
| debian | php8.4 | — | — |
| php | php | — | — |
| php | php | >= 8.2.0 < 8.2.33 | 8.2.33 |
| php | php | >= 8.3.0 < 8.3.33 | 8.3.33 |
| php | php | >= 8.4.0 < 8.4.24 | 8.4.24 |
| php | php | >= 8.5.0 < 8.5.9 | 8.5.9 |
| php_7.4 | php | — | — |
| php_8.2 | php | — | — |
| php_8.3 | php | — | — |
| php_group | php | >= 8.2.* < 8.2.33 | 8.2.33 |
| php_group | php | >= 8.3.* < 8.3.33 | 8.3.33 |
| php_group | php | >= 8.4.* < 8.4.24 | 8.4.24 |
| php_group | php | >= 8.5.* < 8.5.9 | 8.5.9 |
CVSS provenance
nvdv3.19.8CRITICALCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
nvdv4.08.1HIGHCVSS: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
vendor_redhat9.8CRITICAL
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VulDB
PHP Group up to 8.2.32/8.3.32/8.4.23/8.5.8 sql injection (EUVD-2026-51090 / Nessus ID 338335)
vuldb·2026-08-21·CVSS 9.8
CVE-2026-17543 [CRITICAL] PHP Group up to 8.2.32/8.3.32/8.4.23/8.5.8 sql injection (EUVD-2026-51090 / Nessus ID 338335)
A vulnerability described as critical has been identified in PHP Group PHP up to 8.2.32/8.3.32/8.4.23/8.5.8. This affects an unknown function. Such manipulation leads to sql injection.
This vulnerability is listed as CVE-2026-17543. The attack may be performed from remote. There is no available exploit.
Upgrading the affected component is recommended.
Red Hat
php: ext-pgsql: PHP: SQL injection via improper backslash escaping
vendor_redhat·2026-07-30·CVSS 9.8
CVE-2026-17543 [CRITICAL] CWE-89 php: ext-pgsql: PHP: SQL injection via improper backslash escaping
php: ext-pgsql: PHP: SQL injection via improper backslash escaping
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.
A flaw was found in PHP. Improper escaping of backslashes in attacker-provided parameters can lead to a SQL injection vulnerability. A remote attacker could exploit this flaw by crafting malicious input, potentially gaining unauthorized access to sensitive information, manipulating data, or causing a denial of service.
Statement: The Red Hat Product Security team has assessed the severity of this vulnerability as Important. A remote attacker could exploit this flaw to inject malicious SQL commands i
No detection rules found.
No public exploits indexed.
2026-07-30
Published