CVE-2026-27189

low-risk
Published 2026-02-21

OpenSift is an AI study tool that sifts through large datasets using semantic search and generative AI. Versions 1.1.2-alpha and below, use non-atomic and insufficiently synchronized local JSON persistence flows, potentially causing concurrent operations to lose updates or corrupt local state across sessions/study/quiz/flashcard/wellness/auth stores. This issue has been fixed in version 1.1.3-alpha.

Do I need to act?

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0.01% chance of exploitation
EPSS score — low exploit probability
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Not on CISA KEV list
No confirmed active exploitation reported to CISA
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Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
6
CVSS 6.6/10 Medium
LOCAL / LOW complexity

Affected Products (1)

Opensift

Affected Vendors

Opensift

References (2)

Product https://github.com/OpenSift/OpenSift/releases/tag/v1.1.3-alpha
Vendor Advisory https://github.com/OpenSift/OpenSift/security/advisories/GHSA-3pmp-j953-whxq
26
/ 100
low-risk
Severity 21/34 · High
Exploitability 0/34 · Minimal
Exposure 5/34 · Minimal