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2.3 Low

LobeChat through 2.2.9 contains a broken object level authorization vulnerability that allows authenticated attackers to access and modify…

CVE-2026-59100

LobeChat through 2.2.9 contains a broken object level authorization vulnerability that allows authenticated attackers to access and modify other users' chat-group agent data by supplying arbitrary group identifiers. Attackers can invoke the getGroupAgents, updateAgentInGroup, and removeAgentsFromGroup operations without user-scoped predicates to read agent listings, modify agent roles and ordering, and remove agents from chat groups belonging to other users.

Part of the AI stack

This affects LobeChat, in Apps & interfaces.

Assessment

CVSS
2.3 (v4.0)
Severity
Low
EPSS
0.29% chance of exploitation in the next 30 days
Known exploited
Not listed in CISA KEV
Exploit availability
Nothing found in Exploit-DB, Metasploit, Nuclei or public PoC repositories
Published
2 July 2026
Last updated
8 November 2026
Affected
lobehub · lobehub
Assigner
VulnCheck

CVSS vectorCVSS:4.0/AV:N/AC:H/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N

At the source

References

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