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CVE-2026-23522

LobeChat is an open source chat application platform. Prior to version 2.0.0-next.193, `knowledgeBase.removeFilesFromKnowledgeBase` tRPC ep allows authenticated users to delete files from any knowledge base without verifying ownership. `userId` filter in the database query is commented out, so it's enabling attackers to delete other users' KB files if they know the knowledge base ID and file ID. While the vulnerability is confirmed, practical exploitation requires knowing target's KB ID and targ
Lifecycle PUBLISHED1 preserved revisionFact urn:baitaphish:canonical-cve-fact-revision:v2:2b6a348609a8f89399408246344310c6b97b69b00647b9ac68ee40882bd6137c
Known exploited
Not asserted
Disputed
No
Stale source
No
Conflicts
1

Preserved source conflicts

No provider value was silently selected as the winner.

cwe · 4 assertions

{"cweId":"CWE-639","description":"CWE-639: Authorization Bypass Through User-Controlled Key","lang":"en","type":"CWE"}

  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:0f69224ca14bcf0c6710d1ed914eaf2e4f6133e22a27be7419ae10a03e52f64b · sha256:da5ea504a4d73b11… · /containers/cna/problemTypes/1/descriptions/0

{"cweId":"CWE-862","description":"CWE-862: Missing Authorization","lang":"en","type":"CWE"}

  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:0f69224ca14bcf0c6710d1ed914eaf2e4f6133e22a27be7419ae10a03e52f64b · sha256:da5ea504a4d73b11… · /containers/cna/problemTypes/2/descriptions/0

{"cweId":"CWE-284","description":"CWE-284: Improper Access Control","lang":"en","type":"CWE"}

  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:0f69224ca14bcf0c6710d1ed914eaf2e4f6133e22a27be7419ae10a03e52f64b · sha256:da5ea504a4d73b11… · /containers/cna/problemTypes/0/descriptions/0

{"cweId":"CWE-915","description":"CWE-915: Improperly Controlled Modification of Dynamically-Determined Object Attributes","lang":"en","type":"CWE"}

  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:0f69224ca14bcf0c6710d1ed914eaf2e4f6133e22a27be7419ae10a03e52f64b · sha256:da5ea504a4d73b11… · /containers/cna/problemTypes/3/descriptions/0

Affected products and versions

1 source assertion
{"product":"lobe-chat","vendor":"lobehub","versions":[{"status":"affected","version":"< 2.0.0-next.193"}]}
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:0f69224ca14bcf0c6710d1ed914eaf2e4f6133e22a27be7419ae10a03e52f64b · sha256:da5ea504a4d73b11… · /containers/cna/affected/0

Provider-owned CVSS observations

1 source assertion
{"metric":{"attackComplexity":"HIGH","attackVector":"NETWORK","availabilityImpact":"NONE","baseScore":3.7,"baseSeverity":"LOW","confidentialityImpact":"NONE","integrityImpact":"LOW","privilegesRequired":"NONE","scope":"UNCHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:N","version":"3.1"},"metric_type":"cvssV3_1"}
  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:0f69224ca14bcf0c6710d1ed914eaf2e4f6133e22a27be7419ae10a03e52f64b · sha256:da5ea504a4d73b11… · /containers/cna/metrics/0/cvssV3_1

CWE assertions

4 source assertions
{"cweId":"CWE-639","description":"CWE-639: Authorization Bypass Through User-Controlled Key","lang":"en","type":"CWE"}
  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:0f69224ca14bcf0c6710d1ed914eaf2e4f6133e22a27be7419ae10a03e52f64b · sha256:da5ea504a4d73b11… · /containers/cna/problemTypes/1/descriptions/0
{"cweId":"CWE-862","description":"CWE-862: Missing Authorization","lang":"en","type":"CWE"}
  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:0f69224ca14bcf0c6710d1ed914eaf2e4f6133e22a27be7419ae10a03e52f64b · sha256:da5ea504a4d73b11… · /containers/cna/problemTypes/2/descriptions/0
{"cweId":"CWE-284","description":"CWE-284: Improper Access Control","lang":"en","type":"CWE"}
  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:0f69224ca14bcf0c6710d1ed914eaf2e4f6133e22a27be7419ae10a03e52f64b · sha256:da5ea504a4d73b11… · /containers/cna/problemTypes/0/descriptions/0
{"cweId":"CWE-915","description":"CWE-915: Improperly Controlled Modification of Dynamically-Determined Object Attributes","lang":"en","type":"CWE"}
  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:0f69224ca14bcf0c6710d1ed914eaf2e4f6133e22a27be7419ae10a03e52f64b · sha256:da5ea504a4d73b11… · /containers/cna/problemTypes/3/descriptions/0

Source references

2 source assertions
{"name":"https://github.com/lobehub/lobe-chat/commit/2c1762b85acb84467ed5e799afe1499cd2f912e6","tags":["x_refsource_MISC"],"url":"https://github.com/lobehub/lobe-chat/commit/2c1762b85acb84467ed5e799afe1499cd2f912e6"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:0f69224ca14bcf0c6710d1ed914eaf2e4f6133e22a27be7419ae10a03e52f64b · sha256:da5ea504a4d73b11… · /containers/cna/references/1
{"name":"https://github.com/lobehub/lobe-chat/security/advisories/GHSA-j7xp-4mg9-x28r","tags":["x_refsource_CONFIRM"],"url":"https://github.com/lobehub/lobe-chat/security/advisories/GHSA-j7xp-4mg9-x28r"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:0f69224ca14bcf0c6710d1ed914eaf2e4f6133e22a27be7419ae10a03e52f64b · sha256:da5ea504a4d73b11… · /containers/cna/references/0

Attribution and limitations

  • CVE Program CVEList V5: Reproduce the MITRE copyright designation and CVE license in copies. Source →

Provider severity values are preserved separately. Baitaphish does not convert them into a risk rating, infer affected products, or treat EPSS as observed exploitation.

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