What is CVE-2025-9553?

CVE-2025-9553 is a medium-severity vulnerability in API Key Manager Project. CVSS score: 5.3/10. Published 2025-10-10.

How severe is CVE-2025-9553?

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

Vulnerability in API Key Manager Project

CVE-2025-9553

Vulnerability in Drupal API Key manager.This issue affects API Key manager: *.*.

Published 2025-10-10 · last modified 2026-06-17.

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:L/I:N/A:N.

EPSS exploit prediction

EPSS: 0.003 (14.9th percentile), scored 2026-09-29.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 15th percentile — 14.9% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.002 · newest: 0.003 · change: +0.000

Affected products

API Key Manager Project
Drupal API Key Manager — versions *.*

References

www.drupal.org/sa-contrib-2025-103 (Vendor Advisory)

Frequently asked questions

What is CVE-2025-9553?: CVE-2025-9553 is a medium-severity vulnerability in API Key Manager Project. CVSS score: 5.3/10. Published 2025-10-10.
How severe is CVE-2025-9553?: Medium severity. CVSS v3 base score is 5.3 out of 10.