CVE-2023-25966: Missing Authorization vulnerability in Ninja Team Filebird allows Exploiting Incorrectly Configured Access Con

Q: How do I fix CVE-2023-25966?

filebird: upgrade to 5.1.5. Exact commands for each OS are on this page.

Q: Is CVE-2023-25966 being exploited?

CVE-2023-25966 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-2023-25966 affect?

CVE-2023-25966 affects filebird. Severity is medium (CVSS 5.5). Missing Authorization vulnerability in Ninja Team Filebird allows Exploiting Incorrectly Configured Access Control Security Levels.This issue affects Filebird: from n/a through 5.1.4.

Q: How urgent is CVE-2023-25966?

Priority 32/100. No elevated risk signals yet.

Routine

MEDIUM 5.5UPGRADE

CVE-2023-25966 is a medium-severity flaw (CVSS 5.5) affecting filebird. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Missing Authorization vulnerability in Ninja Team Filebird allows Exploiting Incorrectly Configured Access Control Security Levels.This issue affects Filebird: from n/a through 5.1.4.

Why this priority

No elevated risk signals yet

A fixed release or distro patch exists.

Risk facts

CVSS score	5.5 (Medium)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	High
User interaction	None
EPSS exploit chance	0.6% (top 49%)
CISA exploited list	No
Weakness	CWE-862
Published	2024-12-09
Last modified	2026-06-17

Publisher (CNA): Patchstack · Vendor: ninjateam

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

Am I affected?

Timeline

2024-12-09 13:15 UTCPublished CVE record published
2026-06-17 05:42 UTCUpdated Record last modified

ninjateam filebird UPGRADE

Affected: < 5.1.5

Fixed in: 5.1.5

Safe to downgrade to: no unaffected older release

1. Check installed version

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

2. UPGRADE to 5.1.5 (Debian / Ubuntu)

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

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade filebird

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-2023-25966?

filebird: upgrade to 5.1.5. Exact commands for each OS are on this page.

Is CVE-2023-25966 being exploited?

CVE-2023-25966 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-2023-25966 affect?

CVE-2023-25966 affects filebird. Severity is medium (CVSS 5.5). Missing Authorization vulnerability in Ninja Team Filebird allows Exploiting Incorrectly Configured Access Control Security Levels.This issue affects Filebird: from n/a through 5.1.4.

How urgent is CVE-2023-25966?

Priority 32/100. No elevated risk signals yet.

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References

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