CVE-2026-27933: Manyfold is an open source, self-hosted web application for managing a collection of 3d models, particularly f

Q: How do I fix CVE-2026-27933?

manyfold: upgrade to 0.133.0. Exact commands for each OS are on this page.

Q: Is CVE-2026-27933 being exploited?

CVE-2026-27933 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

Q: What does CVE-2026-27933 affect?

CVE-2026-27933 affects manyfold. Severity is medium (CVSS 6.8). 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 0.13

Q: How urgent is CVE-2026-27933?

Priority 35/100. Public exploit reference

Routine

MEDIUM 6.8UPGRADE

CVE-2026-27933 is a medium-severity flaw (CVSS 6.8) affecting manyfold. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

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 this priority

Public exploit reference

A fixed release or distro patch exists.

Risk facts

CVSS score	6.8 (Medium)
Attack vector	Network (remote)
Attack complexity	High
Privileges needed	None
User interaction	Required
EPSS exploit chance	0.3% (top 76%)
CISA exploited list	No
Weakness	CWE-613
Published	2026-02-26
Last modified	2026-06-17

Publisher (CNA): GitHub, Inc. · Vendor: manyfold

Last updated 2026-06-17 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2026-02-26 00:16 UTCPublished CVE record published
2026-06-17 10:27 UTCUpdated Record last modified

manyfold manyfold UPGRADE

Affected: < 0.133.0

Fixed in: 0.133.0

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy manyfold || rpm -q manyfold || manyfold --version

2. UPGRADE to 0.133.0 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade manyfold

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade manyfold

Note

Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2026-27933?

manyfold: upgrade to 0.133.0. Exact commands for each OS are on this page.

Is CVE-2026-27933 being exploited?

CVE-2026-27933 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2026-27933 affect?

CVE-2026-27933 affects manyfold. Severity is medium (CVSS 6.8). 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 0.13

How urgent is CVE-2026-27933?

Priority 35/100. Public exploit reference

Related CVEs

CVE-2026-28225 MEDIUM 5.3 UPGRADE Manyfold is an open source, self-hosted web application for managing a collection of 3d models, particularly f
CVE-2026-27635 HIGH 7.5 UPGRADE Manyfold is an open source, self-hosted web application for managing a collection of 3d models, particularly f

References

← Back to latest CVEs