Vulnerability · Published Oct 22, 2023 · Assigned by mitre
CVE-2023-46303
High 7.5
In plain English
A high-severity security flaw in the calibre package (Debian). Proof-of-concept exploit code is public. The chance it is exploited in the next 30 days is estimated at 1.6% (higher than 76% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.
Severity (CVSS NVD)7.5High
Exploit odds (30 days)1.6%top 23.7% of all CVEs
Exploited in the wildNo reportsCISA SSVC: poc
Attack toolingNoneno public tooling known
Official description
link_to_local_path in ebooks/conversion/plugins/html_input.py in calibre before 6.19.0 can, by default, add resources outside of the document root.
Affected packages & fixed versions
| Ecosystem | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian:12 | calibre | 6.13.0+repack-2+deb12u3 | DEBIAN-CVE-2023-46303 |
| Debian:13 | calibre | 6.19.1-1 | DEBIAN-CVE-2023-46303 |
| Debian:14 | calibre | 6.19.1-1 | DEBIAN-CVE-2023-46303 |
| Ubuntu:22.04:LTS | calibre | no fix listed | UBUNTU-CVE-2023-46303 |
| Ubuntu:24.04:LTS | calibre | no fix listed | UBUNTU-CVE-2023-46303 |
| Ubuntu:25.10 | calibre | no fix listed | UBUNTU-CVE-2023-46303 |
| Ubuntu:26.04:LTS | calibre | no fix listed | UBUNTU-CVE-2023-46303 |
| Ubuntu:26.10 | calibre | no fix listed | UBUNTU-CVE-2023-46303 |