CVE-2024-13198: A vulnerability classified as problematic has been found in langhsu Mblog Blog System 3.5.0

This week

LOW 3.7REMOTEDOWNGRADE

CVE-2024-13198 is a low-severity flaw (CVSS 3.7) affecting mblog. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

A vulnerability classified as problematic has been found in langhsu Mblog Blog System 3.5.0. Affected is an unknown function of the file /login. The manipulation leads to observable response discrepancy. It is possible to launch the attack remotely. The complexity of an attack is rather high. The exploitability is told to be difficult. The exploit has been disclosed to the public and may be used. The vendor was contacted early about this disclosu

Why this priority

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	3.7 (Low)
Attack vector	Network (remote)
Attack complexity	High
Privileges needed	None
User interaction	None
EPSS exploit chance	0.7% (top 47%)
CISA exploited list	No
Weakness	CWE-203, CWE-204
Published	2025-01-09
Last modified	2026-06-17

Publisher (CNA): VulDB · Vendor: mtons

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

Am I affected?

Timeline

2025-01-09 01:15 UTCPublished CVE record published
2026-06-17 07:01 UTCUpdated Record last modified

mtons mblog DOWNGRADE

Affected: 3.5.0

Fixed in: no fixed release known

Safe to downgrade to: a release before 3.5.0

1. Check installed version

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

2. No fixed release: DOWNGRADE to a release before 3.5.0 (Debian / Ubuntu)

apt-cache madison mblog sudo apt install mblog=<VERSION_BEFORE_3.5.0> sudo apt-mark hold mblog

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

dnf --showduplicates list mblog sudo dnf downgrade mblog-<VERSION_BEFORE_3.5.0> sudo dnf versionlock add mblog

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-2024-13198?

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

Is CVE-2024-13198 being exploited?

CVE-2024-13198 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-2024-13198 affect?

CVE-2024-13198 affects mblog. Severity is low (CVSS 3.7). A vulnerability classified as problematic has been found in langhsu Mblog Blog System 3.5.0. Affected is an unknown function of the file /login. The manipulation leads to observable response discrepancy. It is possible to launch the attack

How urgent is CVE-2024-13198?

Priority 36/100. Public exploit reference; Remotely exploitable, no login, no user action

Related CVEs

CVE-2025-9647 MEDIUM 4.3 UPGRADE A weakness has been identified in mtons mblog up to 3.5.0
CVE-2025-9433 MEDIUM 4.3 UPGRADE A vulnerability was found in mtons mblog up to 3.5.0
CVE-2025-9432 MEDIUM 4.3 UPGRADE A vulnerability has been found in mtons mblog up to 3.5.0
CVE-2025-9431 MEDIUM 4.3 UPGRADE A flaw has been found in mtons mblog up to 3.5.0
CVE-2025-9430 LOW 2.4 UPGRADE A vulnerability was detected in mtons mblog up to 3.5.0

References

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