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8.5
Owl opds: File Manipulation via Malicious Network Request
CVE-2026-26102
Summary
A security issue in Owl opds 2.2.0.4 allows an attacker to manipulate files on the server by sending a specially crafted network request. This could lead to unauthorized changes or data theft. To protect your system, update Owl opds to the latest version or apply a patch as soon as possible.
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
7.8
nvd CVSS4.0
8.5
Vulnerability type
CWE-732
Incorrect Permission Assignment for Critical Resource
- https://www.nozominetworks.com/labs/vulnerability-advisories-cve-2026-26102 Third Party Advisory
Published: 20 Feb 2026 · Updated: 12 Mar 2026 · First seen: 6 Mar 2026