CVE Explorer

CVE-2026-39980

OpenCTI is an open source platform for managing cyber threat intelligence knowledge and observables. Prior to 6.9.5, the safeEjs.ts file does not properly sanitize EJS templates. Users with the Manage customization capability can run arbitrary JavaScript in the context of the OpenCTI platform process during notifier template execution. This vulnerability is fixed in 6.9.5.

Lifecycle PUBLISHED1 preserved revisionFact urn:baitaphish:canonical-cve-fact-revision:v2:ccfc747156a50243e02cbe227bc2083d9638541b648c2fd1d077f17af3c9a318

Known exploited

Not asserted

Disputed

Stale source

Conflicts

Affected products and versions

1 source assertion

{"product":"opencti","vendor":"OpenCTI-Platform","versions":[{"status":"affected","version":"< 6.9.5"}]}

cve_program_cvelist_v5affected
urn:baitaphish:normalized-source-record:v2:2d81efcd21f8b2dac922f8447384b23e23d89f85c274c6b9eeeb8f70ac388d35 · sha256:62926208eedc06d4… · /containers/cna/affected/0

Provider-owned CVSS observations

1 source assertion

{"metric":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"HIGH","baseScore":9.1,"baseSeverity":"CRITICAL","confidentialityImpact":"HIGH","integrityImpact":"HIGH","privilegesRequired":"HIGH","scope":"CHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H","version":"3.1"},"metric_type":"cvssV3_1"}

cve_program_cvelist_v5cvss
urn:baitaphish:normalized-source-record:v2:2d81efcd21f8b2dac922f8447384b23e23d89f85c274c6b9eeeb8f70ac388d35 · sha256:62926208eedc06d4… · /containers/cna/metrics/0/cvssV3_1

CWE assertions

1 source assertion

{"cweId":"CWE-1336","description":"CWE-1336: Improper Neutralization of Special Elements Used in a Template Engine","lang":"en","type":"CWE"}

cve_program_cvelist_v5cwe
urn:baitaphish:normalized-source-record:v2:2d81efcd21f8b2dac922f8447384b23e23d89f85c274c6b9eeeb8f70ac388d35 · sha256:62926208eedc06d4… · /containers/cna/problemTypes/0/descriptions/0

Source references

2 source assertions

{"name":"https://github.com/OpenCTI-Platform/opencti/releases/tag/6.9.5","tags":["x_refsource_MISC"],"url":"https://github.com/OpenCTI-Platform/opencti/releases/tag/6.9.5"}

cve_program_cvelist_v5reference
urn:baitaphish:normalized-source-record:v2:2d81efcd21f8b2dac922f8447384b23e23d89f85c274c6b9eeeb8f70ac388d35 · sha256:62926208eedc06d4… · /containers/cna/references/1

{"name":"https://github.com/OpenCTI-Platform/opencti/security/advisories/GHSA-jv9r-jw2f-rhrf","tags":["x_refsource_CONFIRM"],"url":"https://github.com/OpenCTI-Platform/opencti/security/advisories/GHSA-jv9r-jw2f-rhrf"}

cve_program_cvelist_v5reference
urn:baitaphish:normalized-source-record:v2:2d81efcd21f8b2dac922f8447384b23e23d89f85c274c6b9eeeb8f70ac388d35 · sha256:62926208eedc06d4… · /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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