CVE-2025-9430: A vulnerability was detected in mtons mblog up to 3.5.0

Q: How do I fix CVE-2025-9430?

mblog: upgrade to newer than 3.5.0. Exact commands for each OS are on this page.

Q: Is CVE-2025-9430 being exploited?

CVE-2025-9430 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-2025-9430 affect?

CVE-2025-9430 affects mblog. Severity is low (CVSS 2.4). A vulnerability was detected in mtons mblog up to 3.5.0. This issue affects some unknown processing of the file /admin/options/update. The manipulation of the argument input results in cross site scripting. It is possible to launch the atta

Q: How urgent is CVE-2025-9430?

Priority 19/100. Public exploit reference

Routine

LOW 2.4UPGRADE

CVE-2025-9430 is a low-severity flaw (CVSS 2.4) affecting mblog. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

A vulnerability was detected in mtons mblog up to 3.5.0. This issue affects some unknown processing of the file /admin/options/update. The manipulation of the argument input results in cross site scripting. It is possible to launch the attack remotely. The exploit is now public and may be used.

Why this priority

Public exploit reference

A fixed release or distro patch exists.

Risk facts

CVSS score	2.4 (Low)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	High
User interaction	Required
EPSS exploit chance	0.3% (top 79%)
CISA exploited list	No
Weakness	CWE-79, CWE-94
Published	2025-08-26
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

2025-08-26 01:15 UTCPublished CVE record published
2026-06-17 10:08 UTCUpdated Record last modified

mtons mblog UPGRADE

Affected: <= 3.5.0

Fixed in: newer than 3.5.0

Safe to downgrade to: no unaffected older release

1. Check installed version

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

2. UPGRADE to newer than 3.5.0 (Debian / Ubuntu)

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

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade mblog

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-2025-9430?

mblog: upgrade to newer than 3.5.0. Exact commands for each OS are on this page.

Is CVE-2025-9430 being exploited?

CVE-2025-9430 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-2025-9430 affect?

CVE-2025-9430 affects mblog. Severity is low (CVSS 2.4). A vulnerability was detected in mtons mblog up to 3.5.0. This issue affects some unknown processing of the file /admin/options/update. The manipulation of the argument input results in cross site scripting. It is possible to launch the atta

How urgent is CVE-2025-9430?

Priority 19/100. Public exploit reference

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-2025-9429 LOW 3.5 UPGRADE A security vulnerability has been detected in mtons mblog up to 3.5.0

References

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