CVE-2022-24803

Name: CVE-2022-24803
Creator: NVD / NIST
Published: 2022-04-01T00:15:08.95+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

CRITICALCVSS 9.8/10EPSS 2.72%

Last modified Jun 17, 2026

CVE-2022-24803 is a critical-severity vulnerability rated 9.8/10 on the CVSS scale. Asciidoctor-include-ext is Asciidoctor’s standard include processor reimplemented as an extension. Versions prior to 0.4.0, when used to render user-supplied input in AsciiDoc markup, may allow an attacker to execute arbitrary system commands on the host operating system. EPSS estimates a 2.72% chance of exploitation in the next 30 days.

Description

Asciidoctor-include-ext is Asciidoctor’s standard include processor reimplemented as an extension. Versions prior to 0.4.0, when used to render user-supplied input in AsciiDoc markup, may allow an attacker to execute arbitrary system commands on the host operating system. This attack is possible even when `allow-uri-read` is disabled! The problem has been patched in the referenced commits.

Metrics

CVSS 3.1

9.8/10

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

EPSS Probability

2.72%

84.1th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-78

Affected Software

Vendor	Product	Versions
Asciidoctor-Include-Ext Project	Asciidoctor-Include-Ext	< 0.4.0

References

https://github.com/jirutka/asciidoctor-include-ext/commit/c7ea001a597c7033575342c51483dab7b87ae155Exploit, Patch, Third Party Advisory
https://github.com/jirutka/asciidoctor-include-ext/commit/cbaccf3de533cbca224bf61d0b74e4b84d41d8eePatch, Third Party Advisory
https://github.com/jirutka/asciidoctor-include-ext/security/advisories/GHSA-v222-6mr4-qj29Third Party Advisory
https://github.com/jirutka/asciidoctor-include-ext/commit/c7ea001a597c7033575342c51483dab7b87ae155Exploit, Patch, Third Party Advisory
https://github.com/jirutka/asciidoctor-include-ext/commit/cbaccf3de533cbca224bf61d0b74e4b84d41d8eePatch, Third Party Advisory
https://github.com/jirutka/asciidoctor-include-ext/security/advisories/GHSA-v222-6mr4-qj29Third Party Advisory

Timeline

Published: Apr 1, 2022
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2022-24803?

How severe is CVE-2022-24803?

CVE-2022-24803 has a CVSS score of 9.8/10 (CRITICAL severity). The EPSS model estimates a 2.72% probability of exploitation in the next 30 days.

How do I fix CVE-2022-24803?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2022-24803?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST