CVE-2026-4308: frdel/agent0ai agent-zero document_query.py handle_pdf_document server-side request forgery

Severity: medium (CVSS 6.3 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.2% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2026-03-17 · updated 2026-06-17
Weakness: CWE-918

Description

A weakness has been identified in frdel/agent0ai agent-zero 0.9.7. This affects the function handle_pdf_document of the file python/helpers/document_query.py. This manipulation causes server-side request forgery. The attack is possible to be carried out remotely. The exploit has been made available to the public and could be used for attacks. The vendor was contacted early about this disclosure but did not respond in any way.

Affected products

frdel agent-zero: 0.9.7
agent0ai agent-zero: 0.9.7

References

https://gist.github.com/YLChen-007/c99c44aa019266a72636757308d43989
https://gist.github.com/YLChen-007/c99c44aa019266a72636757308d43989#poc
https://vuldb.com/?ctiid.351338
https://vuldb.com/?id.351338
https://vuldb.com/?submit.773950

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