What is CVE-2020-12696?

CVE-2020-12696 is a medium-severity vulnerability in Iframe Project, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2020-05-07.

How severe is CVE-2020-12696?

Medium severity. CVSS v3 base score is 6.1 out of 10.

Is CVE-2020-12696 known to be exploited?

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

XSS in Iframe Project

CVE-2020-12696

The iframe plugin before 4.5 for WordPress does not sanitize a URL.

Vulnerability class: XSS (Cross-Site Scripting)

Published 2020-05-07 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 6.1 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N.

EPSS exploit prediction

EPSS: 0.020 (80.1th percentile), scored 2026-10-03.

Low probability of exploitation in the next 30 days, but still tracked. 80th percentile — 80.1% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.020 · newest: 0.020 · change: 0.000

Affected products

Iframe Project

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

Public proof-of-concept exploits

References

wordpress.org/plugins/iframe/ (Product, Release Notes)
guilhermerubert.com/blog/cve-2020-12696/ (Third Party Advisory)

Frequently asked questions

What is CVE-2020-12696?: CVE-2020-12696 is a medium-severity vulnerability in Iframe Project, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2020-05-07.
How severe is CVE-2020-12696?: Medium severity. CVSS v3 base score is 6.1 out of 10.
Is CVE-2020-12696 known to be exploited?: 8 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.