CVE-2020-22840

Open redirect vulnerability in b2evolution CMS version prior to 6.11.6 allows an attacker to perform malicious open redirects to an attacker controlled resource via redirect_to parameter in email_passthrough.php.

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

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

EPSS

13.82% chance of exploitation in the next 30 days, 96th percentile

Nuclei

medium · CWE-601

Published

2021-02-09

Updated

2024-08-04

Proof-of-concept exploits (2)

• http://packetstormsecurity.com/files/161362/b2evolution-CMS-6.11.6-Open-Redirection.html
• https://www.exploit-db.com/exploits/49554

Nuclei templates (1)

• projectdiscovery/nuclei-templates/blob/main/http/cves/2020/CVE-2020-22840.yaml

References

• CVE Record
• NVD entry

Related

• CVE-2020-22839
• CVE-2020-22841
• CVE-2020-22820
• CVE-2020-22864
• CVE-2020-22819
• CVE-2020-22874