CVE-2022-0766 Server-Side Request Forgery (SSRF) in janeczku/calibre-web

Medium 6.5 Published 7 Mar 2022 Updated 2 Aug 2024

An attacker can exploit a Server-Side Request Forgery vulnerability in Calibre Web to access internal resources or bypass security controls.

Exploited in the wild: Not known
Login needed: An administrator
Attackable: Over the internet
Victim action needed: Not needed
Fix: Available

What is CVE-2022-0766?

CVE-2022-0766 is a medium-severity server-side request forgery vulnerability in janeczku/calibre-web, published on 7 Mar 2022. An attacker needs administrator access to exploit it, with no action from the victim.

Official description

Server-Side Request Forgery (SSRF) in GitHub repository janeczku/calibre-web prior to 0.6.17.

Weakness: CWE-918

Which versions are affected by CVE-2022-0766?

3 open source packages ship an affected version, including calibreweb. It affects 1 product.

Package	Affected	Fixed in
`calibreweb` PyPI	All versions	`0.6.17`
`calibreweb` PyPI	All versions	`0.6.17`
`calibreweb` PyPI	All versions	`0.6.17`

Products include Janeczku Calibre-Web.

How do I fix CVE-2022-0766?

Upgrade calibreweb to 0.6.17 or later.

Upgrade, and send outbound requests through an allow-list that blocks internal addresses. More about Server-side request forgery.

Is CVE-2022-0766 being exploited?

There is no known exploitation of CVE-2022-0766 in the wild and no public exploit code.

Sources

Also known as GHSA-2647-c639-qv2j, PYSEC-2026-304.