CVE-2021-27309

Clansphere CMS 2011.4 allows unauthenticated reflected XSS via "module" parameter.

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

1.98% chance of exploitation in the next 30 days, 79th percentile

Nuclei

medium · CWE-79

Published

2021-03-23

Updated

2024-08-03

Proof-of-concept exploits (1)

• xoffense/POC/blob/main/Clansphere%202011.4%20%22module%22%20xss.md

Nuclei templates (1)

• projectdiscovery/nuclei-templates/blob/main/http/cves/2021/CVE-2021-27309.yaml

References

• CVE Record
• NVD entry

Related

• CVE-2021-27310
• CVE-2021-27352
• CVE-2021-27526
• CVE-2021-27527
• CVE-2021-27528
• CVE-2021-27529