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6.8
Owl opds 2.2.0.4: File manipulation via crafted network request
CVE-2026-26100
Summary
A bug in Owl opds version 2.2.0.4 allows an attacker to manipulate files on the server. This could allow an attacker to delete or modify important files, potentially disrupting the normal operation of the server. Users should update to the latest version of Owl opds to fix this issue.
What to do
No fix is available yet. Check with your software vendor for updates.
Affected software
| Vendor | Product | Affected versions | Fix available |
|---|---|---|---|
| owlcyberdefense | opds-talon | 2.2.0.4 | – |
| owlcyberdefense | opds-talon | 2.2.0.4 | – |
Original title
Incorrect Permission Assignment for Critical Resource in Owl opds 2.2.0.4 allows File Manipulation via a crafted network request.
Original description
Incorrect Permission Assignment for Critical Resource in Owl opds 2.2.0.4 allows File Manipulation via a crafted network request.
nvd CVSS3.1
5.5
nvd CVSS4.0
6.8
Vulnerability type
CWE-732
Incorrect Permission Assignment for Critical Resource
- https://www.nozominetworks.com/labs/vulnerability-advisories-cve-2026-26100 Third Party Advisory
Published: 20 Feb 2026 · Updated: 12 Mar 2026 · First seen: 6 Mar 2026