CVE-2026-123653: medium-severity vulnerability in esengine DeepSeek-Reasonix
esengine DeepSeek-Reasonix doc.go discoverDocs llm prompting input
Published
E-mail alert when it lands in KEV, gets a public PoC or its score goes up.
30Vexday Risk Score
No sign of exploitation. It has a public proof of concept.
ssvc Attendcvss 5.3
A security vulnerability has been detected in esengine DeepSeek-Reasonix up to 2.52.0. Affected is the function discoverDocs of the file internal/memory/doc.go. The manipulation leads to improper neutralization of input used for llm prompting. The attack can be initiated remotely. The exploit has been disclosed publicly and may be used. Upgrading to version 2.53.0 is able to address this issue. The identifier of the patch is 4ca33493a673c2788aa8598fbca2b2f47a69e1b8. It is suggested to upgrade the affected component.
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P
Affected products
esengine · DeepSeek-Reasonixpublic PoCs found — 1
cve_referencegithub.com/ybyu-ieu/agent-security-advisories/blob/main/deepseek-reasonix/deepseek-reasonix-agents-md-prompt-injection-command-execution.mdunverified⚠ Public resources, to assess the exposure of systems you control or are authorized to test. Test only with authorization.
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References
https://github.com/esengine/DeepSeek-Reasonix/https://github.com/esengine/DeepSeek-Reasonix/commit/4ca33493a673c2788aa8598fbca2b2f47a69e1b8https://github.com/esengine/DeepSeek-Reasonix/issues/13061https://github.com/esengine/DeepSeek-Reasonix/releases/tag/v2.53.0https://github.com/esengine/DeepSeek-Reasonix/security/advisories/GHSA-7v48-x992-r5w7https://github.com/ybyu-ieu/agent-security-advisories/blob/main/deepseek-reasonix/deepseek-reasonix-agents-md-prompt-injection-command-execution.mdhttps://vuldb.com/cve/CVE-2026-123653https://vuldb.com/submit/1033134https://vuldb.com/vuln/431772https://vuldb.com/vuln/431772/cti