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Red Hat Security Advisory

RHSA-2026:33449

php security update

Released 2026-06-30 · Red Hat rating Important · View on Red Hat →

Fixed in

Fixes 7 records

Priority MEDIUM 45

In PHP versions 8.2.* before 8.2.31, 8.3.* before 8.3.31, 8.4.* before 8.4.21, and 8.5.* before 8.5.6, the SOAP extension's object deduplication mechanism stores pointers to PHP objects in a global map without incrementi…

CVSS 4.0CRITICAL 9.5 Network No auth No interaction EPSS 0.00894 Published 2026-05-10 Partial fix · 8.2.31, 8.3.31 +2 CWE-416
Priority LOW 34

In PHP versions 8.2.* before 8.2.31, 8.3.* before 8.3.31, 8.4.* before 8.4.21, and 8.5.* before 8.5.6, when SoapServer is configured with SOAP_PERSISTENCE_SESSION, the handler object is persisted across requests via sess…

CVSS 4.0MEDIUM 6.3 Network No auth No interaction EPSS 0.00302 Published 2026-05-10 Partial fix · 8.2.31, 8.3.31 +2 CWE-416
Priority LOW 31

In PHP versions 8.2.* before 8.2.31, 8.3.* before 8.3.31, 8.4.* before 8.4.21, 8.5.* before 8.5.6, due to improper sanitation of user data, it allows an attacker to compose an URL, which will cause the target to execute…

CVSS 4.0HIGH 7.3 Network No auth User interaction EPSS 0.00193 Published 2026-05-10 Partial fix · 8.2.31, 8.3.31 +2 CWE-79
Priority LOW 28

In PHP versions 8.2.* before 8.2.31, 8.3.* before 8.3.31, 8.4.* before 8.4.21, and 8.5.* before 8.5.6, the metaphone() function in ext/standard/metaphone.c uses a signed int variable to track the current position within…

CVSS 4.0MEDIUM 6.3 Network No auth No interaction EPSS 0.00455 Published 2026-05-10 Fixed in 8.2.31, 8.3.31 +2 CWE-125
Priority LOW 28

In PHP versions 8.2.* before 8.2.31, 8.3.* before 8.3.31, 8.4.* before 8.4.21, and 8.5.* before 8.5.6, some functions, including urldecode(), pass signed char to ctype functions (like isxdigit()).

CVSS 4.0MEDIUM 6.3 Network No auth No interaction EPSS 0.00363 Published 2026-05-10 Partial fix · 8.2.31, 8.3.31 +2 CWE-125
Priority LOW 22

In PHP versions 8.2.* before 8.2.31, 8.3.* before 8.3.31, 8.4.* before 8.4.21, and 8.5.* before 8.5.6, when a SOAP server has a typemap configured, the decoding process contains a mistake which checks the wrong variable…

CVSS 4.0LOW 2.9 Network No auth No interaction EPSS 0.0078 Published 2026-05-10 Fixed in 8.2.31, 8.3.31 +2 CWE-476
Priority LOW 10

In PHP versions 8.2.* before 8.2.31, 8.3.* before 8.3.31, 8.4.* before 8.4.21, and 8.5.* before 8.5.6, a mismatch between encoding lists in Oniguruma and mbfl leads to a NULL pointer dereference, resulting in a segmentat…

CVSS 4.0LOW 2.1 Network No auth User interaction EPSS 0.00186 Published 2026-05-10 Partial fix · 8.2.31, 8.3.31 +2 CWE-476