CVE-2024-26289: Deserialization of Untrusted Data vulnerability in PMB Services PMB allows Remote Code Inclusion.This issue af

This month

CRITICAL 9.8REMOTEUPGRADE

CVE-2024-26289 is a critical-severity flaw (CVSS 9.8) affecting pmb. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Deserialization of Untrusted Data vulnerability in PMB Services PMB allows Remote Code Inclusion.This issue affects PMB: from 7.5.1 before 7.5.6-2, from 7.4.1 before 7.4.9, from 7.3.1 before 7.3.18.

Why this priority

Critical severity
Remotely exploitable, no login, no user action

A fixed release or distro patch exists.

Risk facts

CVSS score	9.8 (Critical)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	None
EPSS exploit chance	0.6% (top 51%)
CISA exploited list	No
Weakness	CWE-502
Published	2024-05-27
Last modified	2026-06-17

Publisher (CNA): ENISA · Vendor: sigb

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

Am I affected?

Timeline

2024-05-27 07:15 UTCPublished CVE record published
2026-06-17 07:17 UTCUpdated Record last modified

sigb pmb UPGRADE

Affected: >= 7.3.1 and < 7.3.18 · >= 7.4.1 and < 7.4.9 · >= 7.5.1 and < 7.5.6-2

Fixed in: 7.3.18, 7.4.9, 7.5.6-2

Safe to downgrade to: a release before 7.3.1

1. Check installed version

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

2. UPGRADE to 7.3.18 (Debian / Ubuntu)

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

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade pmb

Note

Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.

3. If no update is available yet, DOWNGRADE to a release before 7.3.1 (Debian / Ubuntu)

apt-cache madison pmb sudo apt install pmb=<VERSION_BEFORE_7.3.1> sudo apt-mark hold pmb

3. If no update is available yet, DOWNGRADE (RHEL / Amazon Linux / Fedora)

dnf --showduplicates list pmb sudo dnf downgrade pmb-<VERSION_BEFORE_7.3.1> sudo dnf versionlock add pmb

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-2024-26289?

pmb: upgrade to 7.3.18, 7.4.9, 7.5.6-2. Exact commands for each OS are on this page.

Is CVE-2024-26289 being exploited?

CVE-2024-26289 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-2024-26289 affect?

CVE-2024-26289 affects pmb. Severity is critical (CVSS 9.8). Deserialization of Untrusted Data vulnerability in PMB Services PMB allows Remote Code Inclusion.This issue affects PMB: from 7.5.1 before 7.5.6-2, from 7.4.1 before 7.4.9, from 7.3.1 before 7.3.18.

How urgent is CVE-2024-26289?

Priority 52/100. Critical severity; Remotely exploitable, no login, no user action

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References

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