No exploitation reportedFix available

CVE-2021-24864

Q: Is CVE-2021-24864 actively exploited?

Active exploitation of CVE-2021-24864 has not been confirmed. Its EPSS score was 1.2% on 2026-10-23, the estimated probability of exploitation in the next 30 days.

Q: What is the CVSS score for CVE-2021-24864?

CVE-2021-24864 has a CVSS v3 base score of 8.8 (HIGH severity), with vector string CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

No exploitation reported by the sources we read.

Published2022-02-28
Fixed in4.4.9
WeaknessCWE-89

Am I affected?

With a domain, we read the version its public headers and pages expose. A distribution build can carry the fix under an older number.

Description

The WP Cloudy, weather plugin WordPress plugin before 4.4.9 does not escape the post_id parameter before using it in a SQL statement in the admin dashboard, leading to a SQL Injection issue

Timeline

dates in UTC

2022-02-2809:15CVE publishedNVD

Observed activity

isMalicious corpus · updated 2026-10-23 21:37 UTC

Indicators tagged with this CVE, per day0 indicators over 7 days

Block these indicators

Firewall list (EDL, text): https://api.ismalicious.com/edl/cve/CVE-2021-24864?format=txt
CSV export: https://api.ismalicious.com/edl/cve/CVE-2021-24864?format=csv
TAXII collection of exploited CVEs
The EDL and CSV take an API key on the Pro plan.

Versions per branch

NVD

Wpscan wp cloudy

Branch	Affected	Fixed in	Source
4.4	< 4.4.9	4.4.9	NVD

as publishedRanges as NVD and OSV publish them; a distribution’s build can be fixed under an older number.

Fix

Update Wpscan wp cloudy to 4.4.9

Advisories and patches

plugins.trac.wordpress.orgRelease Notes

Detection

Nuclei template: none so far
Exploit-DB: no entry
Proof-of-concept repositories: none listed

Sources

NVDCVSS 3.18.8read 2026-10-23
NVDCVSS 2.06.5read 2026-10-23
CNAweakness (CWE)CWE-89read 2026-10-23
FIRST EPSSEPSS score1.2 %2026-10-23

Technical details

CVSS v3 Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Published: 2022-02-28
Last Modified: 2026-06-17
NVD status: Modified

Frequently asked questions

What is CVE-2021-24864?

The WP Cloudy, weather plugin WordPress plugin before 4.4.9 does not escape the post_id parameter before using it in a SQL statement in the admin dashboard, leading to a SQL Injection issue

Is CVE-2021-24864 actively exploited?

Active exploitation of CVE-2021-24864 has not been confirmed. Its EPSS score was 1.2% on 2026-10-23, the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2021-24864?

CVE-2021-24864 has a CVSS v3 base score of 8.8 (HIGH severity), with vector string CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

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