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CVE-2026-27933— Manyfold vulnerable to session hijack via cookie leakage in proxy caches

Quick assessment

Affected
manyfold3d manyfold
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.

Manyfold是Manyfold开源的一个自托管网络应用。 Manyfold 0.133.0之前版本存在代码问题漏洞，该漏洞源于代理缓存中的Cookie泄露，可能导致会话劫持。

CVSS 6.8 · Medium EPSS 0.37% · P29

Possible ATT&CK Techniques 1 AI

T1539 · Steal Web Session Cookie
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I. Basic Information for CVE-2026-27933

Vulnerability Information
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Vulnerability Title
Manyfold vulnerable to session hijack via cookie leakage in proxy caches
Source: CVE Program / CVE List V5
Vulnerability Description
Manyfold is an open source, self-hosted web application for managing a collection of 3d models, particularly focused on 3d printing. Versions prior to 0.133.0 are vulnerable to session hijack via cookie leakage in proxy caches. Version 0.133.0 fixes the issue.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
不充分的会话过期机制
Source: CVE Program / CVE List V5
Vulnerability Title
Manyfold 代码问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Manyfold是Manyfold开源的一个自托管网络应用。 Manyfold 0.133.0之前版本存在代码问题漏洞，该漏洞源于代理缓存中的Cookie泄露，可能导致会话劫持。
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
manyfold3d manyfold < 0.133.0 -

II. Public POCs for CVE-2026-27933

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III. Intelligence Information for CVE-2026-27933

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IV. Related Vulnerabilities

Same product: manyfold
Same vendor: manyfold3d
Same weakness: CWE-613

V. Comments for CVE-2026-27933

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