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CVE-2026-27574

OneUptime is a solution for monitoring and managing online services. In versions 9.5.13 and below, custom JavaScript monitor feature uses Node.js's node:vm module (explicitly documented as not a security mechanism) to execute user-supplied code, allowing trivial sandbox escape via a well-known one-liner that grants full access to the underlying process. Because the probe runs with host networking and holds all cluster credentials (ONEUPTIME_SECRET, DATABASE_PASSWORD, REDIS_PASSWORD, CLICKHOUSE_P
Lifecycle PUBLISHED1 preserved revisionFact urn:baitaphish:canonical-cve-fact-revision:v2:921244e0d0bb5c92e1cbee3a9bbc252c3e3b76d81404e239754f331bdd9d1dac
Known exploited
Not asserted
Disputed
No
Stale source
No
Conflicts
0

Affected products and versions

1 source assertion
{"product":"oneuptime","vendor":"OneUptime","versions":[{"status":"affected","version":"< 10.0.5"}]}
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:6ff7e8d1565e6dd1d700979e8330e8b99a7f6911ecea28d3da0ca3a8b7d2cd05 · sha256:e95586c4bc13b357… · /containers/cna/affected/0

Provider-owned CVSS observations

1 source assertion
{"metric":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"HIGH","baseScore":10,"baseSeverity":"CRITICAL","confidentialityImpact":"HIGH","integrityImpact":"HIGH","privilegesRequired":"LOW","scope":"CHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:N/AC:L/PR:L/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:v2:6ff7e8d1565e6dd1d700979e8330e8b99a7f6911ecea28d3da0ca3a8b7d2cd05 · sha256:e95586c4bc13b357… · /containers/cna/metrics/0/cvssV3_1

CWE assertions

1 source assertion
{"cweId":"CWE-94","description":"CWE-94: Improper Control of Generation of Code ('Code Injection')","lang":"en","type":"CWE"}
  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:6ff7e8d1565e6dd1d700979e8330e8b99a7f6911ecea28d3da0ca3a8b7d2cd05 · sha256:e95586c4bc13b357… · /containers/cna/problemTypes/0/descriptions/0

Source references

2 source assertions
{"name":"https://github.com/OneUptime/oneuptime/commit/7f9ed4d43945574702a26b7c206e38cc344fe427","tags":["x_refsource_MISC"],"url":"https://github.com/OneUptime/oneuptime/commit/7f9ed4d43945574702a26b7c206e38cc344fe427"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:6ff7e8d1565e6dd1d700979e8330e8b99a7f6911ecea28d3da0ca3a8b7d2cd05 · sha256:e95586c4bc13b357… · /containers/cna/references/1
{"name":"https://github.com/OneUptime/oneuptime/security/advisories/GHSA-v264-xqh4-9xmm","tags":["x_refsource_CONFIRM"],"url":"https://github.com/OneUptime/oneuptime/security/advisories/GHSA-v264-xqh4-9xmm"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:6ff7e8d1565e6dd1d700979e8330e8b99a7f6911ecea28d3da0ca3a8b7d2cd05 · sha256:e95586c4bc13b357… · /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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