What is CVE-2025-1734?

CVE-2025-1734 is a medium-severity vulnerability in Netapp Ontap, classified under Improper Input Validation. CVSS score: 5.3/10. Published 2025-03-30.

How severe is CVE-2025-1734?

Medium severity. CVSS v3 base score is 5.3 out of 10.

Is CVE-2025-1734 known to be exploited?

2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

Improper input validation in Netapp Ontap

CVE-2025-1734

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 receiving headers from HTTP server, the headers missing a colon (:) are treated as valid headers even though they are not. T…

Vulnerability class: Drupalgeddon 2 (CVE-2018-7600)

EPSS: 0.005 (38.4th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N.

Affected products

Netapp Ontap — versions 9
Php
Php Group — versions 8.1.*, 8.2.*, 8.3.*

Weakness classification (CWE)

CWE-20 — Improper Input Validation

Public proof-of-concept exploits

References

security@php.net (Vendor Advisory)
af854a3a-2127-422b-91ae-364da2661108
af854a3a-2127-422b-91ae-364da2661108 (Third Party Advisory)

Frequently asked questions

What is CVE-2025-1734?: CVE-2025-1734 is a medium-severity vulnerability in Netapp Ontap, classified under Improper Input Validation. CVSS score: 5.3/10. Published 2025-03-30.
How severe is CVE-2025-1734?: Medium severity. CVSS v3 base score is 5.3 out of 10.
Is CVE-2025-1734 known to be exploited?: 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.