How severe is CVE-2023-51473?

CVE-2023-51473 has a CVSS 3.x base score of 10.0, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2023-51473 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (45th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2023-51473?

CVE-2023-51473 affects Pixelemu Terraclassifieds. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2023-51473?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.

When was CVE-2023-51473 published?

CVE-2023-51473 was published on 2023-12-29 and last updated on 2026-06-17.

CVE-2023-51473

CVE-2023-51473 is a critical-severity vulnerability in Pixelemu Terraclassifieds with a CVSS 3.x base score of 10.0. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-434.

Key facts

Severity: Critical (CVSS 3.x base score 10.0)
EPSS exploit prediction: 1% (45th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-434
Affected product: Pixelemu Terraclassifieds
Published: 2023-12-29
Last modified: 2026-06-17

Description

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.

Frequently asked questions

What is CVE-2023-51473?: 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 severe is CVE-2023-51473?: CVE-2023-51473 has a CVSS 3.x base score of 10.0, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2023-51473 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (45th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-51473?: CVE-2023-51473 affects Pixelemu Terraclassifieds. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2023-51473?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
When was CVE-2023-51473 published?: CVE-2023-51473 was published on 2023-12-29 and last updated on 2026-06-17.

References

https://patchstack.com/database/vulnerability/terraclassifieds/wordpress-terraclassifieds-plugin-2-0-3-unauthenticated-arbitrary-file-upload-vulnerability?_s_id=cve

Affected products (1)

cpe:2.3:a:pixelemu:terraclassifieds:*:*:*:*:wordpress:*:*:*

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