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NTAP-20250523-0006 — CVE-2025-1736 PHP Vulnerability in NetApp Products

Published 2025-05-23 · Updated 2026-05-26 · Status: Final · Exploitation: Public · Severity: HIGH 7.3 · ONTAP affected: Yes

Official advisory: NTAP-20250523-0006 on security.netapp.com ↗. Affected versions, fixed releases, and workarounds live there — this page is a summary.

Product family: ONTAP | ONTAP-relevant | highest CVSS: 7.3

CVEs in this advisory

CVE-2025-1736 — HIGH · CVSS 7.3 · site index

What the CVE records say

CVE-2025-1736 — In PHP from 8.1.* before 8.1.32, from 8.2.* before 8.2.28, from 8.3.* before 8.3.19, from 8.4.* before 8.4.5, when user-supplied headers are sent, the insufficient validation of the end-of-line characters may prevent certain headers from being sent or lead to certain headers be misinterpreted.

Impact

Successful exploitation of this vulnerability could lead to addition or modification of data or Denial of Service (DoS).

Affected products

ONTAP 9

Official fixes

ONTAP 9 — vendor fix ↗
ONTAP 9 — vendor fix ↗
ONTAP 9 — vendor fix ↗
ONTAP 9 — vendor fix ↗
ONTAP 9 — vendor fix ↗

References

https://github.com/php/php-src/security/advisories/GHSA-hgf5-96fm-v528 ↗

What to do

Check the affected products listed above against the official advisory's affected-versions table — that is where the exact ONTAP 9 release, ONTAP tool, or management product versions are named.
If affected and a fixed release exists, plan the upgrade — see the ONTAP upgrade runbook.
If exploitation is listed as "active", treat remediation as urgent and review exposure (management LIFs, ONTAP S3, SnapMirror endpoints).
Harden in parallel: security hardening baseline and ransomware protection on ONTAP.