CVE-2024-0528: A vulnerability, which was classified as critical, was found in CXBSoft Post-Office 1.0

Routine

MEDIUM 5.5DOWNGRADE

CVE-2024-0528 is a medium-severity flaw (CVSS 5.5) affecting post-office. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

A vulnerability, which was classified as critical, was found in CXBSoft Post-Office 1.0. Affected is an unknown function of the file /admin/pages/update_go.php of the component HTTP POST Request Handler. The manipulation of the argument version leads to sql injection. The exploit has been disclosed to the public and may be used. VDB-250698 is the identifier assigned to this vulnerability. NOTE: The vendor was contacted early about this disclosure

Why this priority

No elevated risk signals yet

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

Risk facts

CVSS score	5.5 (Medium)
Attack vector	Adjacent network
Attack complexity	Low
Privileges needed	Low
User interaction	None
EPSS exploit chance	0.6% (top 51%)
CISA exploited list	No
Weakness	CWE-89
Published	2024-01-15
Last modified	2026-06-17

Publisher (CNA): VulDB · Vendor: cxbsoft

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

Am I affected?

Timeline

2024-01-15 01:15 UTCPublished CVE record published
2026-06-17 06:53 UTCUpdated Record last modified

cxbsoft post-office DOWNGRADE

Affected: 1.0

Fixed in: no fixed release known

Safe to downgrade to: a release before 1.0

1. Check installed version

apt-cache policy post-office || rpm -q post-office || post-office --version

2. No fixed release: DOWNGRADE to a release before 1.0 (Debian / Ubuntu)

apt-cache madison post-office sudo apt install post-office=<VERSION_BEFORE_1.0> sudo apt-mark hold post-office

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

dnf --showduplicates list post-office sudo dnf downgrade post-office-<VERSION_BEFORE_1.0> sudo dnf versionlock add post-office

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-2024-0528?

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

Is CVE-2024-0528 being exploited?

CVE-2024-0528 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-2024-0528 affect?

CVE-2024-0528 affects post-office. Severity is medium (CVSS 5.5). A vulnerability, which was classified as critical, was found in CXBSoft Post-Office 1.0. Affected is an unknown function of the file /admin/pages/update_go.php of the component HTTP POST Request Handler. The manipulation of the argument ver

How urgent is CVE-2024-0528?

Priority 31/100. No elevated risk signals yet.

Software pages

PHP vulnerabilities

Related CVEs

CVE-2024-0530 MEDIUM 5.5 DOWNGRADE A vulnerability was found in CXBSoft Post-Office up to 1.0 and classified as critical
CVE-2024-0529 MEDIUM 5.5 DOWNGRADE A vulnerability has been found in CXBSoft Post-Office up to 1.0 and classified as critical

References

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