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CVE-2023-0924: The ZYREX POPUP WordPress plugin through 1.0 does not validate the type of files uploaded when creating a popu

46
This month
HIGH 7.2UPGRADE

CVE-2023-0924 is a high-severity flaw (CVSS 7.2) affecting popup. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

The ZYREX POPUP WordPress plugin through 1.0 does not validate the type of files uploaded when creating a popup, allowing a high privileged user (such as an Administrator) to upload arbitrary files, even when modifying the file system is disallowed, such as in a multisite install.

Why this priority

  • High severity
  • Public exploit reference

A fixed release or distro patch exists.

Risk facts

CVSS score7.2 (High)
Attack vectorNetwork (remote)
Attack complexityLow
Privileges neededHigh
User interactionNone
EPSS exploit chance1.0% (top 38%)
CISA exploited listNo
WeaknessCWE-434
Published2023-05-02
Last modified2026-06-17
Publisher (CNA): WPScan · Vendor: zyrex

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

Am I affected?

Timeline

zyrex popup UPGRADE
Affected: < 1.1
Fixed in: 1.1
Safe to downgrade to: no unaffected older release
1. Check installed version
apt-cache policy popup || rpm -q popup || popup --version
2. UPGRADE to 1.1 (Debian / Ubuntu)
sudo apt update && sudo apt install --only-upgrade popup
2. UPGRADE (RHEL / Amazon Linux / Fedora)
sudo dnf upgrade popup
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-2023-0924?

popup: upgrade to 1.1. Exact commands for each OS are on this page.

Is CVE-2023-0924 being exploited?

CVE-2023-0924 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-2023-0924 affect?

CVE-2023-0924 affects popup. Severity is high (CVSS 7.2). The ZYREX POPUP WordPress plugin through 1.0 does not validate the type of files uploaded when creating a popup, allowing a high privileged user (such as an Administrator) to upload arbitrary files, even when modifying the file system is di

How urgent is CVE-2023-0924?

Priority 46/100. High severity; Public exploit reference

Software pages

WordPress vulnerabilities

Related CVEs

References

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