Vulnerability identifier: #VU77598

Vulnerability risk: Medium

CVSSv3.1: 6.9 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N/E:U/RL:U/RC:C]

CVE-ID: CVE-2023-32309

CWE-ID: CWE-22

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
pymdown-extensions
Other software / Other software solutions

Vendor: facelessuser (Isaac Muse)

Description

The vulnerability allows a remote attacker to perform directory traversal attacks.

The vulnerability exists due to input validation error when processing directory traversal sequences. A remote attacker can send a specially crafted HTTP request and read arbitrary files on the system.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

pymdown-extensions: 1.5.0 - 9.11

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External links
http://github.com/facelessuser/pymdown-extensions/security/advisories/GHSA-jh85-wwv9-24hv
http://github.com/facelessuser/pymdown-extensions/commit/b7bb4878d6017c03c8dc97c42d8d3bb6ee81db9d

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Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.