CVE-2023-51473: Unrestricted Upload of File with Dangerous Type vulnerability in Pixelemu TerraClassifieds – Simple Classified

Q: How do I fix CVE-2023-51473?

terraclassifieds: upgrade to newer than 2.0.3. Exact commands for each OS are on this page.

Q: Is CVE-2023-51473 being exploited?

CVE-2023-51473 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-2023-51473 affect?

CVE-2023-51473 affects terraclassifieds. Severity is critical (CVSS 10.0). Unrestricted Upload of File with Dangerous Type vulnerability in Pixelemu TerraClassifieds – Simple Classifieds Plugin.This issue affects TerraClassifieds – Simple Classifieds Plugin: from n/a through 2.0.3.

Q: How urgent is CVE-2023-51473?

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

This month

CRITICAL 10.0REMOTEUPGRADE

CVE-2023-51473 is a critical-severity flaw (CVSS 10.0) affecting terraclassifieds. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Unrestricted Upload of File with Dangerous Type vulnerability in Pixelemu TerraClassifieds – Simple Classifieds Plugin.This issue affects TerraClassifieds – Simple Classifieds Plugin: from n/a through 2.0.3.

Why this priority

Critical severity
Remotely exploitable, no login, no user action

A fixed release or distro patch exists.

Risk facts

CVSS score	10.0 (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-434
Published	2023-12-29
Last modified	2026-06-17

Publisher (CNA): Patchstack · Vendor: pixelemu

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

Am I affected?

Timeline

2023-12-29 14:15 UTCPublished CVE record published
2026-06-17 06:41 UTCUpdated Record last modified

pixelemu terraclassifieds UPGRADE

Affected: <= 2.0.3

Fixed in: newer than 2.0.3

Safe to downgrade to: no unaffected older release

1. Check installed version

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

2. UPGRADE to newer than 2.0.3 (Debian / Ubuntu)

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

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade terraclassifieds

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-2023-51473?

terraclassifieds: upgrade to newer than 2.0.3. Exact commands for each OS are on this page.

Is CVE-2023-51473 being exploited?

CVE-2023-51473 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-2023-51473 affect?

CVE-2023-51473 affects terraclassifieds. Severity is critical (CVSS 10.0). Unrestricted Upload of File with Dangerous Type vulnerability in Pixelemu TerraClassifieds – Simple Classifieds Plugin.This issue affects TerraClassifieds – Simple Classifieds Plugin: from n/a through 2.0.3.

How urgent is CVE-2023-51473?

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

References

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