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CVE-2026-42045

LobeHub is a work-and-lifestyle space to find, build, and collaborate with agent teammates that grow with you. Prior to 2.1.48, when LobeChat processes custom tags in the Render process of src/features/Portal/Artifacts/Body/Renderer/index.tsx, if no type match is found, it will choose to call the default method, HTMLRenderer, for HTML rendering. If an attacker can induce the LLM to output content containing malicious tags, an XSS vulnerability can be created on the client side. Additionally, Lob
Lifecycle PUBLISHED1 preserved revisionFact urn:baitaphish:canonical-cve-fact-revision:v2:b84d265b7c5facc49a000b3e4dd96fb667b5b06653d0e654f29ff23d610f3680
Known exploited
Not asserted
Disputed
No
Stale source
No
Conflicts
0

Affected products and versions

1 source assertion
{"product":"lobehub","vendor":"lobehub","versions":[{"status":"affected","version":"< 2.1.48"}]}
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:6085b1cabf4c3171ff27cff7a09a9631a34b6264a294ec5421ae6db55f2c42d1 · sha256:4b12e4be6709c2da… · /containers/cna/affected/0

Provider-owned CVSS observations

1 source assertion
{"metric":{"attackComplexity":"HIGH","attackVector":"NETWORK","availabilityImpact":"NONE","baseScore":6.2,"baseSeverity":"MEDIUM","confidentialityImpact":"HIGH","integrityImpact":"LOW","privilegesRequired":"HIGH","scope":"CHANGED","userInteraction":"REQUIRED","vectorString":"CVSS:3.1/AV:N/AC:H/PR:H/UI:R/S:C/C:H/I:L/A:N","version":"3.1"},"metric_type":"cvssV3_1"}
  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:6085b1cabf4c3171ff27cff7a09a9631a34b6264a294ec5421ae6db55f2c42d1 · sha256:4b12e4be6709c2da… · /containers/cna/metrics/0/cvssV3_1

CWE assertions

1 source assertion
{"cweId":"CWE-79","description":"CWE-79: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')","lang":"en","type":"CWE"}
  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:6085b1cabf4c3171ff27cff7a09a9631a34b6264a294ec5421ae6db55f2c42d1 · sha256:4b12e4be6709c2da… · /containers/cna/problemTypes/0/descriptions/0

Source references

2 source assertions
{"name":"https://github.com/lobehub/lobehub/security/advisories/GHSA-xq4x-622m-q8fq","tags":["x_refsource_CONFIRM"],"url":"https://github.com/lobehub/lobehub/security/advisories/GHSA-xq4x-622m-q8fq"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:6085b1cabf4c3171ff27cff7a09a9631a34b6264a294ec5421ae6db55f2c42d1 · sha256:4b12e4be6709c2da… · /containers/cna/references/0
{"tags":["exploit"],"url":"https://github.com/lobehub/lobehub/security/advisories/GHSA-xq4x-622m-q8fq"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:6085b1cabf4c3171ff27cff7a09a9631a34b6264a294ec5421ae6db55f2c42d1 · sha256:4b12e4be6709c2da… · /containers/adp/0/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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