CVE-2025-29784: NamelessMC is a free, easy to use & powerful website software for Minecraft servers

Q: How do I fix CVE-2025-29784?

nameless: upgrade to 2.2.0. Exact commands for each OS are on this page.

Q: Is CVE-2025-29784 being exploited?

CVE-2025-29784 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-2025-29784 affect?

CVE-2025-29784 affects nameless. Severity is high (CVSS 7.5). NamelessMC is a free, easy to use & powerful website software for Minecraft servers. In version 2.1.4 and prior, the s parameter in GET requests for forum search functionality lacks length validation, allowing attackers to submit excessivel

Q: How urgent is CVE-2025-29784?

Priority 49/100. High severity; Public exploit reference; Remotely exploitable, no login, no user action

This week

HIGH 7.5REMOTEUPGRADE

CVE-2025-29784 is a high-severity flaw (CVSS 7.5) affecting nameless. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

NamelessMC is a free, easy to use & powerful website software for Minecraft servers. In version 2.1.4 and prior, the s parameter in GET requests for forum search functionality lacks length validation, allowing attackers to submit excessively long search queries. This oversight can lead to performance degradation and potential denial-of-service (DoS) attacks. This issue has been patched in version 2.2.0.

Why this priority

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

A fixed release or distro patch exists.

Risk facts

CVSS score	7.5 (High)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	None
EPSS exploit chance	0.7% (top 49%)
CISA exploited list	No
Weakness	CWE-20, CWE-130, CWE-1284
Published	2025-04-18
Last modified	2026-06-17

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

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

Am I affected?

Timeline

2025-04-18 16:15 UTCPublished CVE record published
2026-06-17 09:05 UTCUpdated Record last modified

namelessmc nameless UPGRADE

Affected: < 2.2.0

Fixed in: 2.2.0

Safe to downgrade to: no unaffected older release

1. Check installed version

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

2. UPGRADE to 2.2.0 (Debian / Ubuntu)

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

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade nameless

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-2025-29784?

nameless: upgrade to 2.2.0. Exact commands for each OS are on this page.

Is CVE-2025-29784 being exploited?

CVE-2025-29784 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-2025-29784 affect?

CVE-2025-29784 affects nameless. Severity is high (CVSS 7.5). NamelessMC is a free, easy to use & powerful website software for Minecraft servers. In version 2.1.4 and prior, the s parameter in GET requests for forum search functionality lacks length validation, allowing attackers to submit excessivel

How urgent is CVE-2025-29784?

Priority 49/100. High severity; Public exploit reference; Remotely exploitable, no login, no user action

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References

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