CVE-2024-39203: A cross-site scripting (XSS) vulnerability in the Backend Theme Management module of Z-BlogPHP v1.7.3 allows a

Q: How do I fix CVE-2024-39203?

z-blogphp: upgrade to newer than 1.7.3.3230. Exact commands for each OS are on this page.

Q: Is CVE-2024-39203 being exploited?

CVE-2024-39203 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-2024-39203 affect?

CVE-2024-39203 affects z-blogphp. Severity is medium (CVSS 6.1). A cross-site scripting (XSS) vulnerability in the Backend Theme Management module of Z-BlogPHP v1.7.3 allows attackers to execute arbitrary web scripts or HTML via a crafted payload.

Q: How urgent is CVE-2024-39203?

Priority 39/100. Public exploit reference

Routine

MEDIUM 6.1UPGRADE

CVE-2024-39203 is a medium-severity flaw (CVSS 6.1) affecting z-blogphp. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

A cross-site scripting (XSS) vulnerability in the Backend Theme Management module of Z-BlogPHP v1.7.3 allows attackers to execute arbitrary web scripts or HTML via a crafted payload.

Why this priority

Public exploit reference

A fixed release or distro patch exists.

Risk facts

CVSS score	6.1 (Medium)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	Required
EPSS exploit chance	0.7% (top 48%)
CISA exploited list	No
Weakness	CWE-79
Published	2024-07-08
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: zblogcn

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

Am I affected?

Timeline

2024-07-08 16:15 UTCPublished CVE record published
2026-06-17 07:41 UTCUpdated Record last modified

zblogcn z-blogphp UPGRADE

Affected: <= 1.7.3.3230

Fixed in: newer than 1.7.3.3230

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy z-blogphp || rpm -q z-blogphp || z-blogphp --version

2. UPGRADE to newer than 1.7.3.3230 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade z-blogphp

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade z-blogphp

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-2024-39203?

z-blogphp: upgrade to newer than 1.7.3.3230. Exact commands for each OS are on this page.

Is CVE-2024-39203 being exploited?

CVE-2024-39203 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-2024-39203 affect?

CVE-2024-39203 affects z-blogphp. Severity is medium (CVSS 6.1). A cross-site scripting (XSS) vulnerability in the Backend Theme Management module of Z-BlogPHP v1.7.3 allows attackers to execute arbitrary web scripts or HTML via a crafted payload.

How urgent is CVE-2024-39203?

Priority 39/100. Public exploit reference

Related CVEs

CVE-2024-55529 CRITICAL 9.8 DOWNGRADE Z-BlogPHP 1.7.3 is vulnerable to arbitrary code execution via \zb_users\theme\shell\template.

References

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