CVE-2021-24316

The search feature of the Mediumish WordPress theme through 1.0.47 does not properly sanitise it's 's' GET parameter before output it back the page, leading to the Cross-SIte Scripting issue.

CVSS v3.1

6.1 MEDIUMCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

CVSS v2.0

4.3 MEDIUMAV:N/AC:M/Au:N/C:N/I:P/A:N

EPSS

6.44% chance of exploitation in the next 30 days, 93th percentile

Nuclei

medium · CWE-79

Published

2021-06-01

Updated

2024-08-03

Proof-of-concept exploits (3)

• https://m0ze.ru/vulnerability/%5B2021-03-14%5D-%5BWordPress%5D-%5BCWE-79%5D-Mediumish-Wor…
• https://wpscan.com/vulnerability/57e27de4-58f5-46aa-9b59-809705733b2e
• ZephrFish/AutoHoneyPoC36★ · 2026-07-30

Nuclei templates (1)

• projectdiscovery/nuclei-templates/blob/main/http/cves/2021/CVE-2021-24316.yaml

References

• CVE Record
• NVD entry

Related

• CVE-2020-1350
• CVE-2020-16898
• CVE-2020-1920
• CVE-2021-22893
• CVE-2021-23388
• CVE-2021-26855