CVE-2026-8850

published 2026-05-26

CVE-2026-8850: IBM HTTP Server 8.5, and 9.0 is vulnerable to denial of service via the optional module mod_ibm_upload.

Priority P3 38 high 7.5 CVSS 3.1

AV N AC L PR N UI N S U C N I N A H

IBM HTTP Server 8.5, and 9.0 is vulnerable to denial of service via the optional module mod_ibm_upload.

Affected

4 ranges

Vendor	Product	Version range	Fixed in
ibm	http_server	—	—
ibm	http_server	8.5.0 – Interim Fix 002	—
ibm	http_server	>= 8.5.0.0 < 8.5.5.30	8.5.5.30
ibm	http_server	>= 9.0.0.0 < 9.0.5.29	9.0.5.29

Stop checking back — get the weekly exploitation signal.

Every Monday: what got weaponized or added to CISA KEV in the last seven days — each CVE cross-linked to its PoC, Nuclei template, and detection rule. Free, one email a week, unsubscribe in one click.

CWE-476