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CVE-2026-47716— Bugsink: Issue bulk actions can affect another project’s issue if its UUID is known

Quick assessment

Affected
bugsink bugsink
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.

Bugsink是Bugsink开源的一个自托管Bug跟踪软件。 Bugsink 2.2.0之前版本存在安全漏洞，该漏洞源于批量操作未要求提交的问题ID属于该项目，可能导致认证用户跨项目执行批量操作。

CVSS 3.1 · Low EPSS 0.15% · P4

Affected Version Matrix 1

VendorProduct Version RangeStatus
bugsink bugsink < 2.2.0 affected
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I. Basic Information for CVE-2026-47716

Vulnerability Information
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Vulnerability Title
Bugsink: Issue bulk actions can affect another project’s issue if its UUID is known
Source: CVE Program / CVE List V5
Vulnerability Description
Bugsink is a self-hosted error tracking tool. Prior to 2.2.0, In affected versions, the issue list view authorizes access through the project in the URL, but applies the requested bulk action to the submitted issue IDs without also requiring those issues to belong to that project. This vulnerability is fixed in 2.2.0.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:N/I:L/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
Vulnerability Title
Bugsink 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Bugsink是Bugsink开源的一个自托管Bug跟踪软件。 Bugsink 2.2.0之前版本存在安全漏洞，该漏洞源于批量操作未要求提交的问题ID属于该项目，可能导致认证用户跨项目执行批量操作。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
bugsink bugsink < 2.2.0 -

II. Public POCs for CVE-2026-47716

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III. Intelligence Information for CVE-2026-47716

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Vendor Advisories for CVE-2026-47716 (1)

Vendor Pages for CVE-2026-47716 (1)

Same Patch Batch · bugsink · 2026-05-26 · 4 CVEs total

CVE-2026-47728 4.3 MEDIUM Bugsink: Project scoping missing in sourcemap and debug-file lookup
CVE-2026-44502 4.3 MEDIUM Bugsink: SSRF bypass in `validate_webhook_url`
CVE-2026-47715 3.1 LOW Bugsink: Issue event views can show an event from another project if its UUID is known

IV. Related Vulnerabilities

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

V. Comments for CVE-2026-47716

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