CVE-2024-10051: Realchar version v0.0.4 is vulnerable to an unauthenticated denial of service (DoS) attack

This week

HIGH 7.5REMOTEDOWNGRADE

CVE-2024-10051 is a high-severity flaw (CVSS 7.5) affecting realchar. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Realchar version v0.0.4 is vulnerable to an unauthenticated denial of service (DoS) attack. The vulnerability exists in the file upload request handling, where appending characters, such as dashes (-), to the end of a multipart boundary in an HTTP request causes the server to continuously process each character. This leads to excessive resource consumption and renders the service unavailable. The issue is unauthenticated and does not require any

Why this priority

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

No fix is published yet: follow the downgrade or mitigation steps.

Risk facts

CVSS score	7.5 (High)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	None
EPSS exploit chance	0.6% (top 53%)
CISA exploited list	No
Weakness	CWE-770
Published	2025-03-20
Last modified	2026-06-17

Publisher (CNA): huntr.dev · Vendor: shaunwei

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

Am I affected?

Timeline

2025-03-20 10:15 UTCPublished CVE record published
2026-06-17 06:54 UTCUpdated Record last modified

shaunwei realchar DOWNGRADE

Affected: 0.0.4

Fixed in: no fixed release known

Safe to downgrade to: a release before 0.0.4

1. Check installed version

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

2. No fixed release: DOWNGRADE to a release before 0.0.4 (Debian / Ubuntu)

apt-cache madison realchar sudo apt install realchar=<VERSION_BEFORE_0.0.4> sudo apt-mark hold realchar

2. No fixed release: DOWNGRADE (RHEL / Amazon Linux / Fedora)

dnf --showduplicates list realchar sudo dnf downgrade realchar-<VERSION_BEFORE_0.0.4> sudo dnf versionlock add realchar

Downgrade risk

Downgrading can break dependent software and may reopen older bugs. Read the distro advisory first and test on a non-production host.

After downgrade

Restart the service, and keep the package held until a fixed release ships.

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-2024-10051?

realchar: downgrade or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2024-10051 being exploited?

CVE-2024-10051 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-2024-10051 affect?

CVE-2024-10051 affects realchar. Severity is high (CVSS 7.5). Realchar version v0.0.4 is vulnerable to an unauthenticated denial of service (DoS) attack. The vulnerability exists in the file upload request handling, where appending characters, such as dashes (-), to the end of a multipart boundary in

How urgent is CVE-2024-10051?

Priority 48/100. High severity; Public exploit reference; Remotely exploitable, no login, no user action

References

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