CVE-2025-14181

Integer overflow to buffer overflow in soap HTTP parsing

State
Published
Severity
6.5 Medium
Published
Sep 25, 2026
Updated
Sep 25, 2026
Reserved
Dec 6, 2025

Read the record on cve.org

Description

The SOAP HTTP client guards its response buffer growth with a check that relies on signed integer overflow, which is undefined behaviour and is not guaranteed to trigger. When the check is optimised away, a malicious SOAP server can make the client allocate a buffer far smaller than the data it then writes into it, producing a heap buffer overflow.

Scores

CVSSScoreVectorSource
3.16.5 MediumCVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:Hphp

Weaknesses

  • CWE-190 Integer overflow or wraparound

Affected Products

ProductVersions
PHPPHP Group
  • 8.2.* to before 8.2.34Affected
  • 8.3.* to before 8.3.35Affected
  • 8.4.* to before 8.4.26Affected
  • 8.5.* to before 8.5.11Affected

References

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