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CVE-2026-71959

Bitwarden Server < 2026.7.2 Audit Log Injection via POST /collect

Published: Aug 10, 2026Updated: Aug 10, 2026 Sources: CVE List NVDCWE-862
5.8MEDIUM
NVD MITRE
EPSS Score
N/A
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
No Fix Available
Self-Check
Not available

Description

Bitwarden Server before 2026.7.2 does not verify that the caller is a member of the organization identified in a POST /collect request body, allowing any authenticated user to write forged, arbitrarily backdated entries into any organization's audit log.

No summary for this CVE yet.

CVSS Vector Breakdown

AV:NAC:LPR:NUI:NS:CC:NI:LA:N
Exploitability
AV:NAttack Vector
Network
AC:LAttack Complexity
Low
PR:NPrivileges Required
None
UI:NUser Interaction
None
Scope
S:CScope
Changed
Impact
C:NConfidentiality
None
I:LIntegrity
Low
A:NAvailability
None
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Weaknesses

CWE-862

Affected Products

bitwarden
oss-projectaka bitwarden cli
serverMixed
Security Products / identity-access-mgmt

Exploitability

No known exploits, KEV entries, or remediation guidance available for this vulnerability yet.

Attack Graph

Products CVE Techniques Tactics

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MITRE ATT&CK

2 techniques
Initial Access
View detailed technique mapping

References

https://github.com/bitwarden/server/commit/2aa92a3c8675a28e305e8207ff16592227f96291
github.com
https://github.com/bitwarden/server/pull/7934
github.com
https://github.com/bitwarden/server/releases/tag/v2026.7.2
github.com
and 2 more references View all →

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