How severe is CVE-2018-5212?

CVE-2018-5212 has a CVSS 3.x base score of 5.4, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.

Is CVE-2018-5212 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (59th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2018-5212?

CVE-2018-5212 affects Simple Download Monitor Project Simple Download Monitor. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2018-5212?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2018-5212 published?

CVE-2018-5212 was published on 2018-01-04 and last updated on 2026-06-17.

CVE-2018-5212

CVE-2018-5212 is a medium-severity vulnerability in Simple Download Monitor Project Simple Download Monitor with a CVSS 3.x base score of 5.4. 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-79.

Key facts

Severity: Medium (CVSS 3.x base score 5.4)
CVSS v2: 3.5
EPSS exploit prediction: 1% (59th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-79
Affected product: Simple Download Monitor Project Simple Download Monitor
Published: 2018-01-04
Last modified: 2026-06-17

Description

The Simple Download Monitor plugin before 3.5.4 for WordPress has XSS via the sdm_upload_thumbnail (aka File Thumbnail) parameter in an edit action to wp-admin/post.php.

Frequently asked questions

What is CVE-2018-5212?: The Simple Download Monitor plugin before 3.5.4 for WordPress has XSS via the sdm_upload_thumbnail (aka File Thumbnail) parameter in an edit action to wp-admin/post.php.
How severe is CVE-2018-5212?: CVE-2018-5212 has a CVSS 3.x base score of 5.4, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.
Is CVE-2018-5212 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (59th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2018-5212?: CVE-2018-5212 affects Simple Download Monitor Project Simple Download Monitor. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2018-5212?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2018-5212 published?: CVE-2018-5212 was published on 2018-01-04 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:simple_download_monitor_project:simple_download_monitor:3.5.4:*:*:*:*:wordpress:*:*

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