TI-2026-22277 Aliases CVE-2026-27933

Manyfold vulnerable to session hijack via cookie leakage in proxy caches

HIGH 65CWE-613Published 2026-02-25 · Updated 2026-02-26

Key facts

Attack vector: Network
Privileges required: None
User interaction: Required
Attack complexity: High
Impact type: Security bypass
Confidentiality · integrity · availability: High · High · None
Fix status: Fixed

Attack profile from CVSS 3.1 · CNA. Fix status from CNA. Impact type from CWE-613.

Summary

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.

Why it matters now

Exploitation Proof of concept CISA SSVC · not in CISA KEV

EPSS 0.00312 24th percentileScored 2026-11-07

Public exploit Yes 1 exploit referenceTagged by NVD

Fix Fixed manyfold (manyfold3d): 0.133.0

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation: Poc
Automatable: No
Technical impact: Total

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

Vendor	Product	Affected versions	Fixed in	Status	Source
manyfold3d	manyfold	before 0.133.0	0.133.0	Patch available	CNA

manyfold Vendormanyfold3d Affected before 0.133.0 Fixed in 0.133.0 Patch available CNA

CPE configurations NVD · 1

CPE	Versions	Role	Vendor
cpe:2.3:a:manyfold:manyfold::::::::	before 0.133.0	Vulnerable	manyfold3d

cpe:2.3:a:manyfold:manyfold:*:*:*:*:*:*:*:* Versions before 0.133.0 Vulnerable ·manyfold3d

Remediation

Fix · CNA manyfold (manyfold3d) Fixed in 0.133.0

Timeline

2026-10-02 Threatist record created from CVE-2026-27933

References

Exploit 1

https://github.com/manyfold3d/manyfold/security/advisories/GHSA-g949-hmvj-2r76

Other 1

https://github.com/manyfold3d/manyfold/releases/tag/v0.133.0

TI-2026-22017 Manyfold vulnerable to OS command injection via ZIP filename in f3d render CVSS 3.1HIGH 8.8
TI-2026-22560 Manyfold has IDOR in ModelFilesController CVSS 3.1MEDIUM 6.5

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences