CVE-2026-42078: PPTAgent: Arbitrary File Write + Directory Creation via markdown_table_to_image

May 5, 2026

The markdown_table_to_image tool accepts a caller-controlled path parameter and passes it directly to get_html_table_image:

References

github.com/advisories/GHSA-hrcw-xc63-g29m
github.com/icip-cas/PPTAgent
github.com/icip-cas/PPTAgent/commit/418491a9a1c02d9d93194b5973bb58df35cf9d00
github.com/icip-cas/PPTAgent/security/advisories/GHSA-hrcw-xc63-g29m
nvd.nist.gov/vuln/detail/CVE-2026-42078

Code Behaviors & Features

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