Vulnerability in NetApp Ontap
CVE-2025-1861
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 parsing HTTP redirect in the response to an HTTP request, there is currently limit on the location value size caused by limited size of the location buffer to 1024. However as per RFC9110, the limit is recommended to be 8000. This may lead to incorrect URL truncation and redirecting to a wrong location.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.008 (55.7th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 56th percentile — 55.7% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.008 · newest: 0.008 · change: 0.000
Affected products
- NetApp Ontap — versions 9
- PHP
- PHP Group — versions 8.1.*, 8.2.*, 8.3.*
Weakness classification (CWE)
Public proof-of-concept exploits
References
- github.com/php/php-src/security/advisories/GHSA-52jp-hrpf-2jff (Vendor Advisory)
- af854a3a-2127-422b-91ae-364da2661108
- af854a3a-2127-422b-91ae-364da2661108 (Third Party Advisory)
Frequently asked questions
- What is CVE-2025-1861?
- CVE-2025-1861 is a critical-severity vulnerability in NetApp Ontap, classified under Incorrect Calculation of Buffer Size. CVSS score: 9.8/10. Published 2025-03-30.
- How severe is CVE-2025-1861?
- Critical severity. CVSS v3 base score is 9.8 out of 10.
- Is CVE-2025-1861 known to be exploited?
- 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.