What is CVE-2021-39339?

CVE-2021-39339 is a medium-severity vulnerability in Telefication, classified under Server-Side Request Forgery (SSRF). CVSS score: 5.8/10. Published 2021-09-22.

How severe is CVE-2021-39339?

Medium severity. CVSS v3 base score is 5.8 out of 10.

Is CVE-2021-39339 known to be exploited?

1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

SSRF in Telefication

CVE-2021-39339

The Telefication WordPress plugin is vulnerable to Open Proxy and Server-Side Request Forgery via the ~/bypass.php file due to a user-supplied URL request value that gets called by a curl requests. This affects versions up to, and including, 1.8.0.

Vulnerability class: SSRF (Server-Side Request Forgery)

EPSS: 0.014 (69.2th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.8 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:L.

Affected products

Telefication — versions 1.8.0

Weakness classification (CWE)

CWE-918 — Server-Side Request Forgery (SSRF)

Public proof-of-concept exploits

20142995/nuclei-templates

References

security@wordfence.com (Third Party Advisory, x_refsource_MISC)
security@wordfence.com (Third Party Advisory, x_refsource_MISC)

Frequently asked questions

What is CVE-2021-39339?: CVE-2021-39339 is a medium-severity vulnerability in Telefication, classified under Server-Side Request Forgery (SSRF). CVSS score: 5.8/10. Published 2021-09-22.
How severe is CVE-2021-39339?: Medium severity. CVSS v3 base score is 5.8 out of 10.
Is CVE-2021-39339 known to be exploited?: 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.