MEDIUMCVSS v3.1 4.3Vulnerability

CVE-2026-115321

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.

Properties

Severity
MEDIUM
Nvd fetched at
2026-10-22T22:14:18.200859+00:00
Cvss score
4.3
Cvss severity
MEDIUM
Retrieved at
2026-10-22T22:16:40+00:00
Score
4.3
Last source
NVD
Cvss version
3.1
Cve id
CVE-2026-115321
Cvss vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N
First seen by Signal
2026-10-22T14:08:40+00:00
Vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N
Published at
2026-10-22T11:17:50.827
Last modified
2026-10-22T17:39:56.760

Related Entities (1)

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CVE-2026-115321 (CVSS v3.1 4.3) — Ninja Signal Threat Intelligence | Ninja Signal