CVE-2026-90910

critical · 9.8

Missing authentication for critical function vulnerability in Apache Answer. This issue affects Apache Answer: through 2.0.2. The reaction API did not enforce content visibility controls, allowing unauthorized users to read reaction metadata from restricted content or add and remove their own reactions. Users are recommended to upgrade to version 2.0.3, which fixes the issue.

9.8

CVSS

0.5%

EPSS (exploit prob.)

41st

EPSS percentile

2026-10-19

Published

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Weaknesses

CWE-306

References

https://lists.apache.org/thread/bhw80mvmnt9206wyqz80rcbwx1znv1p3
http://www.openwall.com/lists/oss-security/2026/10/16/34

Query this programmatically:

curl https://evil-db.io/api/v1/cve/CVE-2026-90910