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CVE-2026-40162

Bugsink is a self-hosted error tracking tool. In 2.1.0, an authenticated file write vulnerability was identified in Bugsink 2.1.0 in the artifact bundle assembly flow. A user with a valid authentication token could cause the application to write attacker-controlled content to a filesystem location writable by the Bugsink process. This vulnerability is fixed in 2.1.1.
Lifecycle PUBLISHED1 preserved revisionFact urn:baitaphish:canonical-cve-fact-revision:v2:aba8058ee89bde15adac809b8e2cc6e9dfff86df3d3b485ba6c45fbaa746bbea
Known exploited
Not asserted
Disputed
No
Stale source
No
Conflicts
0

Affected products and versions

1 source assertion
{"product":"bugsink","vendor":"bugsink","versions":[{"status":"affected","version":">= 2.1.0, < 2.1.1"}]}
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:0d8f9732374f0d3d3fe17d83f8b1b7a30bf0d9be1ebd07d9f6fd21f0369ad729 · sha256:801fd69dff22fda0… · /containers/cna/affected/0

Provider-owned CVSS observations

1 source assertion
{"metric":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"LOW","baseScore":7.1,"baseSeverity":"HIGH","confidentialityImpact":"NONE","integrityImpact":"HIGH","privilegesRequired":"LOW","scope":"UNCHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:L","version":"3.1"},"metric_type":"cvssV3_1"}
  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:0d8f9732374f0d3d3fe17d83f8b1b7a30bf0d9be1ebd07d9f6fd21f0369ad729 · sha256:801fd69dff22fda0… · /containers/cna/metrics/0/cvssV3_1

CWE assertions

1 source assertion
{"cweId":"CWE-20","description":"CWE-20: Improper Input Validation","lang":"en","type":"CWE"}
  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:0d8f9732374f0d3d3fe17d83f8b1b7a30bf0d9be1ebd07d9f6fd21f0369ad729 · sha256:801fd69dff22fda0… · /containers/cna/problemTypes/0/descriptions/0

Source references

2 source assertions
{"name":"https://github.com/bugsink/bugsink/releases/tag/2.1.1","tags":["x_refsource_MISC"],"url":"https://github.com/bugsink/bugsink/releases/tag/2.1.1"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:0d8f9732374f0d3d3fe17d83f8b1b7a30bf0d9be1ebd07d9f6fd21f0369ad729 · sha256:801fd69dff22fda0… · /containers/cna/references/1
{"name":"https://github.com/bugsink/bugsink/security/advisories/GHSA-8hw4-fhww-273g","tags":["x_refsource_CONFIRM"],"url":"https://github.com/bugsink/bugsink/security/advisories/GHSA-8hw4-fhww-273g"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:0d8f9732374f0d3d3fe17d83f8b1b7a30bf0d9be1ebd07d9f6fd21f0369ad729 · sha256:801fd69dff22fda0… · /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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