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CVE-2026-41520

Cilium is a networking, observability, and security solution with an eBPF-based dataplane. Prior to versions 1.17.15, 1.18.9, and 1.19.3, the output of cilium-bugtool can contain sensitive data when the tool is run against Cilium deployments with WireGuard encryption enabled. This issue has been patched in versions 1.17.15, 1.18.9, and 1.19.3.
Lifecycle PUBLISHED1 preserved revisionFact urn:baitaphish:canonical-cve-fact-revision:v2:40c2ccad3da2e07717c87206be7a49c5504861f70ab9e693600556cbcffc6a59
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-312","description":"CWE-312: Cleartext Storage of Sensitive Information","lang":"en","type":"CWE"}

  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:087231538ce5103e9ffd90645c9f9f415adef8a2670a88435d2517162cae3e94 · sha256:f476e15d8d2dbc0a… · /containers/cna/problemTypes/1/descriptions/0

{"cweId":"CWE-200","description":"CWE-200: Exposure of Sensitive Information to an Unauthorized Actor","lang":"en","type":"CWE"}

  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:087231538ce5103e9ffd90645c9f9f415adef8a2670a88435d2517162cae3e94 · sha256:f476e15d8d2dbc0a… · /containers/cna/problemTypes/0/descriptions/0

Affected products and versions

1 source assertion
{"product":"cilium","vendor":"cilium","versions":[{"status":"affected","version":"< 1.17.15"},{"status":"affected","version":">= 1.18.0, < 1.18.9"},{"status":"affected","version":">= 1.19.0, < 1.19.3"}]}
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:087231538ce5103e9ffd90645c9f9f415adef8a2670a88435d2517162cae3e94 · sha256:f476e15d8d2dbc0a… · /containers/cna/affected/0

Provider-owned CVSS observations

1 source assertion
{"metric":{"attackComplexity":"LOW","attackVector":"LOCAL","availabilityImpact":"NONE","baseScore":7.9,"baseSeverity":"HIGH","confidentialityImpact":"HIGH","integrityImpact":"HIGH","privilegesRequired":"HIGH","scope":"CHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:N","version":"3.1"},"metric_type":"cvssV3_1"}
  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:087231538ce5103e9ffd90645c9f9f415adef8a2670a88435d2517162cae3e94 · sha256:f476e15d8d2dbc0a… · /containers/cna/metrics/0/cvssV3_1

CWE assertions

2 source assertions
{"cweId":"CWE-312","description":"CWE-312: Cleartext Storage of Sensitive Information","lang":"en","type":"CWE"}
  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:087231538ce5103e9ffd90645c9f9f415adef8a2670a88435d2517162cae3e94 · sha256:f476e15d8d2dbc0a… · /containers/cna/problemTypes/1/descriptions/0
{"cweId":"CWE-200","description":"CWE-200: Exposure of Sensitive Information to an Unauthorized Actor","lang":"en","type":"CWE"}
  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:087231538ce5103e9ffd90645c9f9f415adef8a2670a88435d2517162cae3e94 · sha256:f476e15d8d2dbc0a… · /containers/cna/problemTypes/0/descriptions/0

Source references

4 source assertions
{"name":"https://github.com/cilium/cilium/releases/tag/v1.17.15","tags":["x_refsource_MISC"],"url":"https://github.com/cilium/cilium/releases/tag/v1.17.15"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:087231538ce5103e9ffd90645c9f9f415adef8a2670a88435d2517162cae3e94 · sha256:f476e15d8d2dbc0a… · /containers/cna/references/1
{"name":"https://github.com/cilium/cilium/releases/tag/v1.18.9","tags":["x_refsource_MISC"],"url":"https://github.com/cilium/cilium/releases/tag/v1.18.9"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:087231538ce5103e9ffd90645c9f9f415adef8a2670a88435d2517162cae3e94 · sha256:f476e15d8d2dbc0a… · /containers/cna/references/2
{"name":"https://github.com/cilium/cilium/releases/tag/v1.19.3","tags":["x_refsource_MISC"],"url":"https://github.com/cilium/cilium/releases/tag/v1.19.3"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:087231538ce5103e9ffd90645c9f9f415adef8a2670a88435d2517162cae3e94 · sha256:f476e15d8d2dbc0a… · /containers/cna/references/3
{"name":"https://github.com/cilium/cilium/security/advisories/GHSA-gj49-89wh-h4gj","tags":["x_refsource_CONFIRM"],"url":"https://github.com/cilium/cilium/security/advisories/GHSA-gj49-89wh-h4gj"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:087231538ce5103e9ffd90645c9f9f415adef8a2670a88435d2517162cae3e94 · sha256:f476e15d8d2dbc0a… · /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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