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CVE-2026-115322— Bytebase before 3.16.0 Authorization Bypass via Rollout Service Task Run Handlers

Quick assessment

Affected
bytebase bytebase
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

在 3.16.0 之前的 Bytebase 版本中， 、 和 接口存在授权绕过漏洞。该漏洞允许已认证用户通过指定任务运行（task run）的 UID，访问其他项目中的任务运行数据。拥有某个项目权限的攻击者可传入其他项目的任务或任务运行 UID，从而读取其他项目的执行日志、数据库会话详情以及回滚 SQL 语句。

CVSS 4.3 · Medium

Possible ATT&CK Techniques 2 AI

T1086 T1078 · Valid Accounts

Affected Version Matrix 2

VendorProduct Version RangeStatus
bytebase bytebase < 3.16.0 affected
3.16.0 unaffected
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I. Basic Information for CVE-2026-115322

Vulnerability Information
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Vulnerability Title
Bytebase before 3.16.0 Authorization Bypass via Rollout Service Task Run Handlers
Source: CVE Program / CVE List V5
Vulnerability Description
Bytebase before 3.16.0 contains an authorization bypass vulnerability in GetTaskRunLog, GetTaskRunSession and PreviewTaskRunRollback that allows authenticated users to access other projects' task runs by UID. Attackers with permission on one project can supply foreign task or task run UIDs to read execution logs, database session details, and rollback SQL from other projects.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
通过用户控制密钥绕过授权机制
Source: CVE Program / CVE List V5

Affected Products

Vendor Product Affected Versions CPE Subscribe
bytebase bytebase 0 ~ 3.16.0 -

II. Public POCs for CVE-2026-115322

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III. Intelligence Information for CVE-2026-115322

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Vendor Advisories for CVE-2026-115322 (1)

Vendor Pages for CVE-2026-115322 (2)

Other References for CVE-2026-115322 (1)

Same Patch Batch · bytebase · 2026-10-22 · 3 CVEs total

CVE-2022-51026 9.8 CRITICAL Bytebase 0.12.0 before 1.0.1 Authentication Bypass via GitLab Self-Hosted Login
CVE-2026-115321 4.3 MEDIUM Bytebase before 3.16.0 Authorization Bypass via UpdateIssueComment

IV. Related Vulnerabilities

Same product: bytebase
Same vendor: bytebase
Same weakness: CWE-639

V. Comments for CVE-2026-115322

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