CVE Explorer

CVE-2026-39425

MaxKB is an open-source AI assistant for enterprise. Versions 2.7.1 and below contain a Stored Cross-Site Scripting (XSS) vulnerability that allows authenticated users to inject arbitrary HTML and JavaScript into the Application prologue (Opening Remarks) field by wrapping malicious payloads in <html_rander> tags. The backend fails to sanitize or encode HTML entities in the prologue field when applications are created or updated via the /admin/api/workspace/{workspace_id}/application endpoint, s

Lifecycle PUBLISHED1 preserved revisionFact urn:baitaphish:canonical-cve-fact-revision:v2:8fa8a9fa8909f71398f186ba52db5f4932d27e42950d4847016289e1d6f60878

Known exploited

Not asserted

Disputed

Stale source

Conflicts

Affected products and versions

1 source assertion

{"product":"MaxKB","vendor":"1Panel-dev","versions":[{"status":"affected","version":"< 2.8.0"}]}

cve_program_cvelist_v5affected
urn:baitaphish:normalized-source-record:v2:33278e3a0d4e1f0d82ddddb065dafc0fe7798871606737083e8a5f2a740d0ecc · sha256:72f7fdbd779d0c42… · /containers/cna/affected/0

Provider-owned CVSS observations

1 source assertion

{"metric":{"attackComplexity":"LOW","attackRequirements":"NONE","attackVector":"NETWORK","baseScore":5.1,"baseSeverity":"MEDIUM","privilegesRequired":"LOW","subAvailabilityImpact":"NONE","subConfidentialityImpact":"LOW","subIntegrityImpact":"LOW","userInteraction":"PASSIVE","vectorString":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:L/VI:L/VA:N/SC:L/SI:L/SA:N","version":"4.0","vulnAvailabilityImpact":"NONE","vulnConfidentialityImpact":"LOW","vulnIntegrityImpact":"LOW"},"metric_type":"cvssV4_0"}

cve_program_cvelist_v5cvss
urn:baitaphish:normalized-source-record:v2:33278e3a0d4e1f0d82ddddb065dafc0fe7798871606737083e8a5f2a740d0ecc · sha256:72f7fdbd779d0c42… · /containers/cna/metrics/0/cvssV4_0

CWE assertions

1 source assertion

{"cweId":"CWE-80","description":"CWE-80: Improper Neutralization of Script-Related HTML Tags in a Web Page (Basic XSS)","lang":"en","type":"CWE"}

cve_program_cvelist_v5cwe
urn:baitaphish:normalized-source-record:v2:33278e3a0d4e1f0d82ddddb065dafc0fe7798871606737083e8a5f2a740d0ecc · sha256:72f7fdbd779d0c42… · /containers/cna/problemTypes/0/descriptions/0

Source references

2 source assertions

{"name":"https://github.com/1Panel-dev/MaxKB/releases/tag/v2.8.0","tags":["x_refsource_MISC"],"url":"https://github.com/1Panel-dev/MaxKB/releases/tag/v2.8.0"}

cve_program_cvelist_v5reference
urn:baitaphish:normalized-source-record:v2:33278e3a0d4e1f0d82ddddb065dafc0fe7798871606737083e8a5f2a740d0ecc · sha256:72f7fdbd779d0c42… · /containers/cna/references/1

{"name":"https://github.com/1Panel-dev/MaxKB/security/advisories/GHSA-3rq5-pgm7-pvp4","tags":["x_refsource_CONFIRM"],"url":"https://github.com/1Panel-dev/MaxKB/security/advisories/GHSA-3rq5-pgm7-pvp4"}

cve_program_cvelist_v5reference
urn:baitaphish:normalized-source-record:v2:33278e3a0d4e1f0d82ddddb065dafc0fe7798871606737083e8a5f2a740d0ecc · sha256:72f7fdbd779d0c42… · /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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