CVE-2024-8673: The Z-Downloads WordPress plugin before 1.11.7 does not properly validate uploaded files allowing for the uplo

Q: How do I fix CVE-2024-8673?

z-downloads: upgrade to 1.11.7. Exact commands for each OS are on this page.

Q: Is CVE-2024-8673 being exploited?

CVE-2024-8673 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-2024-8673 affect?

CVE-2024-8673 affects z-downloads. Severity is critical (CVSS 9.1). The Z-Downloads WordPress plugin before 1.11.7 does not properly validate uploaded files allowing for the uploading of SVGs containing malicious JavaScript.

Q: How urgent is CVE-2024-8673?

Priority 61/100. Critical severity; Public exploit reference; Remotely exploitable, no login, no user action

This week

CRITICAL 9.1REMOTEUPGRADE

CVE-2024-8673 is a critical-severity flaw (CVSS 9.1) affecting z-downloads. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

The Z-Downloads WordPress plugin before 1.11.7 does not properly validate uploaded files allowing for the uploading of SVGs containing malicious JavaScript.

Why this priority

Critical severity
Public exploit reference
Remotely exploitable, no login, no user action

A fixed release or distro patch exists.

Risk facts

CVSS score	9.1 (Critical)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	None
EPSS exploit chance	1.8% (top 21%)
CISA exploited list	No
Published	2025-05-15
Last modified	2026-06-17

Publisher (CNA): WPScan · Vendor: urbanbase

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

Am I affected?

Timeline

2025-05-15 20:15 UTCPublished CVE record published
2026-06-17 08:23 UTCUpdated Record last modified

urbanbase z-downloads UPGRADE

Affected: < 1.11.7

Fixed in: 1.11.7

Safe to downgrade to: no unaffected older release

1. Check installed version

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

2. UPGRADE to 1.11.7 (Debian / Ubuntu)

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

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade z-downloads

Note

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

Public exploits and detection

Public code exists for this CVE. Treat unpatched systems as at risk, and only run PoCs in a lab.

Nuclei scan template: Z-Downloads < 1.11.7 - Cross-Site Scripting

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-2024-8673?

z-downloads: upgrade to 1.11.7. Exact commands for each OS are on this page.

Is CVE-2024-8673 being exploited?

CVE-2024-8673 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-2024-8673 affect?

CVE-2024-8673 affects z-downloads. Severity is critical (CVSS 9.1). The Z-Downloads WordPress plugin before 1.11.7 does not properly validate uploaded files allowing for the uploading of SVGs containing malicious JavaScript.

How urgent is CVE-2024-8673?

Priority 61/100. Critical severity; Public exploit reference; Remotely exploitable, no login, no user action

Software pages

WordPress vulnerabilities

Related CVEs

CVE-2024-8703 MEDIUM 6.1 UPGRADE The Z-Downloads WordPress plugin before 1.11.6 does not sanitise and escape some parameters when outputting th
CVE-2024-8699 HIGH 7.2 UPGRADE The Z-Downloads WordPress plugin before 1.11.5 does not properly validate files uploaded, allowing high privil

References

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