CVE-2021-34121

HIGH 7.8CVE-2021-34121 · Published 18/07/2023 · updated 17/06/2026

In short

CVE-2021-34121 is a HIGH (CVSS 7.8) vulnerability affecting htmldoc (htmldoc project).
Chance of exploitation in the next 30 days (EPSS): 0.34%, higher than 27.0% of all vulnerabilities.
No patched version is listed yet: follow the vendor's advisory in References.

Package	Affected versions	Patched versions
htmldoc htmldoc_project	`= 1.9.12`	No fix yet

Description

An Out of Bounds flaw was discovered in htmodoc 1.9.12 in function parse_tree() in toc.cxx, this possibly leads to memory layout information leaking in the data. This might be used in a chain of vulnerability in order to reach code execution.

References

michaelrsweet/htmldoc commit c67bbd8 · Patch
michaelrsweet/htmldoc · Exploit

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Package

Affected versions

Patched versions

htmldoc

htmldoc_project

= 1.9.12

No fix yet

More vulnerabilities in htmldoc

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