CVE-2026-33070: FileRise is a self-hosted web file manager / WebDAV server

Q: How do I fix CVE-2026-33070?

filerise: upgrade to 3.8.0. Exact commands for each OS are on this page.

Q: Is CVE-2026-33070 being exploited?

CVE-2026-33070 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-2026-33070 affect?

CVE-2026-33070 affects filerise. Severity is low (CVSS 3.7). FileRise is a self-hosted web file manager / WebDAV server. In versions prior to 3.8.0, a missing-authentication vulnerability in the deleteShareLink endpoint allows any unauthenticated user to delete arbitrary file share links by providing

Q: How urgent is CVE-2026-33070?

Priority 31/100. Public exploit reference; Remotely exploitable, no login, no user action

This week

LOW 3.7REMOTEUPGRADE

CVE-2026-33070 is a low-severity flaw (CVSS 3.7) affecting filerise. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

FileRise is a self-hosted web file manager / WebDAV server. In versions prior to 3.8.0, a missing-authentication vulnerability in the deleteShareLink endpoint allows any unauthenticated user to delete arbitrary file share links by providing only the share token, causing denial of service to shared file access. The POST /api/file/deleteShareLink.php endpoint calls FileController::deleteShareLink() which performs no authentication, authorization, o

Why this priority

Public exploit reference
Remotely exploitable, no login, no user action

A fixed release or distro patch exists.

Risk facts

CVSS score	3.7 (Low)
Attack vector	Network (remote)
Attack complexity	High
Privileges needed	None
User interaction	None
EPSS exploit chance	0.4% (top 68%)
CISA exploited list	No
Weakness	CWE-306
Published	2026-03-20
Last modified	2026-06-17

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

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

Am I affected?

Timeline

2026-03-20 09:16 UTCPublished CVE record published
2026-06-17 10:36 UTCUpdated Record last modified

filerise filerise UPGRADE

Affected: < 3.8.0

Fixed in: 3.8.0

Safe to downgrade to: no unaffected older release

1. Check installed version

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

2. UPGRADE to 3.8.0 (Debian / Ubuntu)

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

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade filerise

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-2026-33070?

filerise: upgrade to 3.8.0. Exact commands for each OS are on this page.

Is CVE-2026-33070 being exploited?

CVE-2026-33070 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-2026-33070 affect?

CVE-2026-33070 affects filerise. Severity is low (CVSS 3.7). FileRise is a self-hosted web file manager / WebDAV server. In versions prior to 3.8.0, a missing-authentication vulnerability in the deleteShareLink endpoint allows any unauthenticated user to delete arbitrary file share links by providing

How urgent is CVE-2026-33070?

Priority 31/100. Public exploit reference; Remotely exploitable, no login, no user action

Software pages

PHP vulnerabilities

Related CVEs

CVE-2026-33477 MEDIUM 4.3 UPGRADE FileRise is a self-hosted web-based file manager with multi-file upload, editing, and batch operations
CVE-2026-33330 HIGH 7.1 UPGRADE FileRise is a self-hosted web file manager / WebDAV server
CVE-2026-33329 HIGH 8.1 UPGRADE FileRise is a self-hosted web file manager / WebDAV server
CVE-2026-33072 HIGH 8.2 UPGRADE FileRise is a self-hosted web file manager / WebDAV server
CVE-2026-33071 MEDIUM 4.3 UPGRADE FileRise is a self-hosted web file manager / WebDAV server

References

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