Baitaphish
Security intelligence
SearchLatest briefing
CVE Explorer

CVE-2026-32946

Harden-Runner is a CI/CD security agent that works like an EDR for GitHub Actions runners. In versions 2.15.1 and below, the Harden-Runner that allows bypass of the egress-policy: block network restriction using DNS queries over TCP. Egress policies are enforced on GitHub runners by filtering outbound connections at the network layer. When egress-policy: block is enabled with a restrictive allowed-endpoints list (e.g., only github.com:443), all non-compliant traffic should be denied. However, DN
Lifecycle PUBLISHED1 preserved revisionFact urn:baitaphish:canonical-cve-fact-revision:v2:3e260ac70c9bd46fed086ef9e2fb780624f719bd9cbb7f2d181ce7e99225c682
Known exploited
Not asserted
Disputed
No
Stale source
No
Conflicts
1

Preserved source conflicts

No provider value was silently selected as the winner.

cwe · 2 assertions

{"cweId":"CWE-693","description":"CWE-693: Protection Mechanism Failure","lang":"en","type":"CWE"}

  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:0a2bbf03ee900c01b590372c5e5f948f58d4c314464c2ab7755a0406ef6be9dd · sha256:d42d94e8644d0ad4… · /containers/cna/problemTypes/0/descriptions/0

{"cweId":"CWE-863","description":"CWE-863: Incorrect Authorization","lang":"en","type":"CWE"}

  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:0a2bbf03ee900c01b590372c5e5f948f58d4c314464c2ab7755a0406ef6be9dd · sha256:d42d94e8644d0ad4… · /containers/cna/problemTypes/1/descriptions/0

Affected products and versions

1 source assertion
{"product":"harden-runner","vendor":"step-security","versions":[{"status":"affected","version":"< 2.16.0"}]}
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:0a2bbf03ee900c01b590372c5e5f948f58d4c314464c2ab7755a0406ef6be9dd · sha256:d42d94e8644d0ad4… · /containers/cna/affected/0

Provider-owned CVSS observations

1 source assertion
{"metric":{"attackComplexity":"LOW","attackRequirements":"PRESENT","attackVector":"NETWORK","baseScore":4.6,"baseSeverity":"MEDIUM","privilegesRequired":"HIGH","subAvailabilityImpact":"NONE","subConfidentialityImpact":"HIGH","subIntegrityImpact":"NONE","userInteraction":"NONE","vectorString":"CVSS:4.0/AV:N/AC:L/AT:P/PR:H/UI:N/VC:N/VI:N/VA:N/SC:H/SI:N/SA:N","version":"4.0","vulnAvailabilityImpact":"NONE","vulnConfidentialityImpact":"NONE","vulnIntegrityImpact":"NONE"},"metric_type":"cvssV4_0"}
  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:0a2bbf03ee900c01b590372c5e5f948f58d4c314464c2ab7755a0406ef6be9dd · sha256:d42d94e8644d0ad4… · /containers/cna/metrics/0/cvssV4_0

CWE assertions

2 source assertions
{"cweId":"CWE-693","description":"CWE-693: Protection Mechanism Failure","lang":"en","type":"CWE"}
  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:0a2bbf03ee900c01b590372c5e5f948f58d4c314464c2ab7755a0406ef6be9dd · sha256:d42d94e8644d0ad4… · /containers/cna/problemTypes/0/descriptions/0
{"cweId":"CWE-863","description":"CWE-863: Incorrect Authorization","lang":"en","type":"CWE"}
  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:0a2bbf03ee900c01b590372c5e5f948f58d4c314464c2ab7755a0406ef6be9dd · sha256:d42d94e8644d0ad4… · /containers/cna/problemTypes/1/descriptions/0

Source references

2 source assertions
{"name":"https://github.com/step-security/harden-runner/releases/tag/v2.16.0","tags":["x_refsource_MISC"],"url":"https://github.com/step-security/harden-runner/releases/tag/v2.16.0"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:0a2bbf03ee900c01b590372c5e5f948f58d4c314464c2ab7755a0406ef6be9dd · sha256:d42d94e8644d0ad4… · /containers/cna/references/1
{"name":"https://github.com/step-security/harden-runner/security/advisories/GHSA-g699-3x6g-wm3g","tags":["x_refsource_CONFIRM"],"url":"https://github.com/step-security/harden-runner/security/advisories/GHSA-g699-3x6g-wm3g"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:0a2bbf03ee900c01b590372c5e5f948f58d4c314464c2ab7755a0406ef6be9dd · sha256:d42d94e8644d0ad4… · /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.

← Back to CVE Explorer