CVE-2026-115321
MEDIUM
5,3
Source: [email protected]
Attack Vector: network
Attack Complexity: low
Privileges Required: low
User Interaction: none
Confidentiality: N/A
Integrity: N/A
Availability: N/A
MEDIUM
4,3
Source: [email protected]
Attack Vector: network
Attack Complexity: low
Privileges Required: low
User Interaction: none
Scope: unchanged
Confidentiality: none
Integrity: low
Availability: none
Description
AI Translation Available
Bytebase before 3.16.0 contains an authorization bypass vulnerability in the UpdateIssueComment handler that allows low-privileged project users to modify comments in other projects by supplying a foreign comment UID. Attackers with any project role, including Project Viewer, can set their own project's issue as parent and reference another project's comment UID to overwrite comments they cannot access.
639
Authorization Bypass Through User-Controlled Key
IncompleteCommon Consequences
Security Scopes Affected:
Access Control
Potential Impacts:
Bypass Protection Mechanism
Gain Privileges Or Assume Identity
Applicable Platforms
All platforms may be affected
https://github.com/bytebase/bytebase
https://github.com/bytebase/bytebase/blob/3.15.1/backend/api/v1/issue_service.g…
https://github.com/bytebase/bytebase/commit/270e25529731b59988b58f4a4b3bda431c7…
https://github.com/bytebase/bytebase/issues/19369
https://github.com/bytebase/bytebase/pull/19552
https://github.com/bytebase/bytebase/releases/tag/3.16.0
https://www.vulncheck.com/advisories/bytebase-before-3.16.0-authorization-bypas…