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CVE-2026-27802

Vaultwarden is an unofficial Bitwarden compatible server written in Rust, formerly known as bitwarden_rs. Prior to version 1.35.4, there is a privilege escalation vulnerability via bulk permission update to unauthorized collections by Manager. This issue has been patched in version 1.35.4.
Lifecycle PUBLISHED1 preserved revisionFact urn:baitaphish:canonical-cve-fact-revision:v2:a093900da5102adf2a934b0b60aad665317144bcec91582bed215e42865399de
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-269","description":"CWE-269: Improper Privilege Management","lang":"en","type":"CWE"}

  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:8303984d0189f36a5a001e6c08e4c559b7e636de33819f5a0e1eb054b15b8017 · sha256:437a0efbc857542d… · /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:v2:8303984d0189f36a5a001e6c08e4c559b7e636de33819f5a0e1eb054b15b8017 · sha256:437a0efbc857542d… · /containers/cna/problemTypes/1/descriptions/0

Affected products and versions

1 source assertion
{"product":"vaultwarden","vendor":"dani-garcia","versions":[{"status":"affected","version":"< 1.35.4"}]}
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:8303984d0189f36a5a001e6c08e4c559b7e636de33819f5a0e1eb054b15b8017 · sha256:437a0efbc857542d… · /containers/cna/affected/0

Provider-owned CVSS observations

1 source assertion
{"metric":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"LOW","baseScore":8.3,"baseSeverity":"HIGH","confidentialityImpact":"HIGH","integrityImpact":"HIGH","privilegesRequired":"LOW","scope":"UNCHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:L","version":"3.1"},"metric_type":"cvssV3_1"}
  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:8303984d0189f36a5a001e6c08e4c559b7e636de33819f5a0e1eb054b15b8017 · sha256:437a0efbc857542d… · /containers/cna/metrics/0/cvssV3_1

CWE assertions

2 source assertions
{"cweId":"CWE-269","description":"CWE-269: Improper Privilege Management","lang":"en","type":"CWE"}
  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:8303984d0189f36a5a001e6c08e4c559b7e636de33819f5a0e1eb054b15b8017 · sha256:437a0efbc857542d… · /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:v2:8303984d0189f36a5a001e6c08e4c559b7e636de33819f5a0e1eb054b15b8017 · sha256:437a0efbc857542d… · /containers/cna/problemTypes/1/descriptions/0

Source references

1 source assertion
{"name":"https://github.com/dani-garcia/vaultwarden/security/advisories/GHSA-r32r-j5jq-3w4m","tags":["x_refsource_CONFIRM"],"url":"https://github.com/dani-garcia/vaultwarden/security/advisories/GHSA-r32r-j5jq-3w4m"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:8303984d0189f36a5a001e6c08e4c559b7e636de33819f5a0e1eb054b15b8017 · sha256:437a0efbc857542d… · /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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