CVE-2026-18852: medium-severity vulnerability in epsilla-cloud vectordb
epsilla-cloud vectordb Filter expr.cpp ShuntingYard unusual condition
Published · Updated
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33Vexday Risk Score
No sign of exploitation. It has a public proof of concept.
ssvc Attendcvss 4.8epss 0.2%
A vulnerability has been found in epsilla-cloud vectordb up to 0.3.18/df5a5f5afb85a2376a0f2f316c79dea9b2c6ac7a. This impacts the function SplitTokens/ShuntingYard of the file engine/query/expr/expr.cpp of the component Filter Parser. Such manipulation leads to improper check for unusual conditions. The attack needs to be performed locally. The exploit has been disclosed to the public and may be used. The vendor was contacted early about this disclosure but did not respond in any way.
CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:P
Affected products
epsilla-cloud · vectordbpublic PoCs found — 1
cve_referencegithub.com/fa1c4/security-advisories/tree/main/VectorDB/PoCunverified⚠ Public resources, to assess the exposure of systems you control or are authorized to test. Test only with authorization.