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CVE-2026-93960— Pixelfed OAuth Scope ApiV1Controller.php instancePeers missing authentication

Quick assessment

Affected
n/a Pixelfed
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 Pixelfed 0.12.11 及更早版本中发现了一个漏洞。受影响的是组件 OAuth Scope Handler 中文件 的 函数。对参数 ID 的异常操作会导致认证缺失。该攻击可远程发起。利用该漏洞的方法已公开，并可能被实际利用。建议将版本升级到 0.12.10 以修复此问题。该补丁的名称为 。建议升级受影响组件以解决该问题。

CVSS 4.3 · Medium
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I. Basic Information for CVE-2026-93960

Vulnerability Information
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Vulnerability Title
Pixelfed OAuth Scope ApiV1Controller.php instancePeers missing authentication
Source: CVE Program / CVE List V5
Vulnerability Description
A vulnerability was identified in Pixelfed up to 0.12.11. Impacted is the function instancePeers of the file app/Http/Controllers/Api/ApiV1Controller.php of the component OAuth Scope Handler. Such manipulation of the argument ID leads to missing authentication. The attack may be performed from remote. The exploit is publicly available and might be used. Upgrading to version 0.12.10 is recommended to address this issue. The name of the patch is 68dca5097305fa0065d029587b2233524636025a. Upgrading the affected component is advised.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
关键功能的认证机制缺失
Source: CVE Program / CVE List V5

Affected Products

Vendor Product Affected Versions CPE Subscribe
- Pixelfed 0.12.0 cpe:2.3:a:pixelfed:pixelfed:*:*:*:*:*:*:*:*

II. Public POCs for CVE-2026-93960

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III. Intelligence Information for CVE-2026-93960

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Patches & Fixes for CVE-2026-93960 (2)

Vendor Pages for CVE-2026-93960 (1)

Other References for CVE-2026-93960 (1)

Same Patch Batch · n/a · 2026-09-20 · 3 CVEs total

CVE-2026-93962 8.3 HIGH Kamailio CDP Diameter Receiver receiver.c shm_malloc heap-based overflow
CVE-2026-94004 7.3 HIGH DedeCMS mytag_js.php code injection

IV. Related Vulnerabilities

Same product: Pixelfed
Same vendor: n/a
Same weakness: CWE-306

V. Comments for CVE-2026-93960

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