What’s Vulnerable › Vulnerabilities

CVE-2022-24803: Command Injection vulnerability in asciidoctor-include-ext

• Severity: critical (CVSS 9.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 2.7% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2022-04-01 · updated 2026-06-17
• Weakness: CWE-78

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.

Affected products

• jirutka asciidoctor-include-ext: before 0.4.0 — fixed in 0.4.0

How to fix

Upgrade to a fixed version: jirutka asciidoctor-include-ext 0.4.0. Check the vendor advisory for mitigations.

References

• https://github.com/jirutka/asciidoctor-include-ext/commit/c7ea001a597c7033575342c51483dab7b87ae155
• https://github.com/jirutka/asciidoctor-include-ext/commit/cbaccf3de533cbca224bf61d0b74e4b84d41d8ee
• https://github.com/jirutka/asciidoctor-include-ext/security/advisories/GHSA-v222-6mr4-qj29
• https://github.com/jirutka/asciidoctor-include-ext/commit/c7ea001a597c7033575342c51483dab7b87ae155
• https://github.com/jirutka/asciidoctor-include-ext/commit/cbaccf3de533cbca224bf61d0b74e4b84d41d8ee
• https://github.com/jirutka/asciidoctor-include-ext/security/advisories/GHSA-v222-6mr4-qj29

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