CVE-2026-108723: answer-me-with-html through 0.5.0 Symlink Following in Code Block src Embedding

Severity: low (CVSS 2.5 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.1% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2026-10-11 · updated 2026-10-18
Weakness: CWE-59

Description

answer-me-with-html through 0.5.0 contains a link following vulnerability in the am CLI code block src= embedding, where localPath() checks only path text without resolving symlinks. Attackers can ship a repository with a symlink pointing outside the checkout so am render embeds readable external files into generated HTML, disclosing them when shared.

Affected products

QingYunA answer-me-with-html: through 0.5.0

References

https://github.com/QingYunA/answer-me-with-html
https://github.com/QingYunA/answer-me-with-html/blob/b275eba8d4cc49bcb4bbc28459863f4b49a480f9/src/code.js#L74-L105
https://hackmd.io/@haind/answer-me-with-html-code-src-symlink-escape
https://www.vulncheck.com/advisories/answer-me-with-html-through-0.5.0-symlink-following-in-code-block-src-embedding

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