XSS in Typofr

CVE-2021-34657

The 2TypoFR WordPress plugin is vulnerable to Reflected Cross-Site Scripting via the text function found in the ~/vendor/Org_Heigl/Hyphenator/index.php file which allows attackers to inject arbitrary web scripts, in versions up to and including 0.11.

Vulnerability class: XSS (Cross-Site Scripting)

EPSS: 0.008 (54.9th percentile) — read the EPSS interpretation.

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.

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2021-34657?
CVE-2021-34657 is a medium-severity vulnerability in Typofr, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2021-08-16.
How severe is CVE-2021-34657?
Medium severity. CVSS v3 base score is 6.1 out of 10.
Is CVE-2021-34657 known to be exploited?
1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.