RCE in Owl Opds

CVE-2026-26093

Improper Neutralization of Special Elements used in a Command ('Command Injection') in Owl opds 2.2.0.4 allows Command Injection via a crafted network request.

Vulnerability class: Command Injection (OS Command Injection)

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: 0.018 (77.3th percentile), scored .

Low probability of exploitation in the next 30 days, but still tracked. 77th percentile — 77.3% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2026-26093: rose from 0.011 to 0.018.

EPSS over last 30 days · oldest: 0.011 · newest: 0.018 · change: +0.007

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2026-26093?
CVE-2026-26093 is a critical-severity vulnerability in Owl Opds, classified under Command Injection. CVSS score: 9.8/10. Published 2026-02-20.
How severe is CVE-2026-26093?
Critical severity. CVSS v3 base score is 9.8 out of 10.