What is CVE-2023-26091?

CVE-2023-26091 is a medium-severity vulnerability in Frappant Forms Export, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2023-02-26.

How severe is CVE-2023-26091?

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

XSS in Frappant Forms Export

CVE-2023-26091

The frp_form_answers (aka Forms Export) extension before 3.1.2, and 4.x before 4.0.2, for TYPO3 allows XSS via saved emails.

Vulnerability class: XSS (Cross-Site Scripting)

Published 2023-02-26 · 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: 0.004 (34.4th percentile), scored 2026-10-02.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 34th percentile — 34.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.004 · newest: 0.004 · change: 0.000

Affected products

Frappant Forms Export

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

References

typo3.org/help/security-advisories (Vendor Advisory)
typo3.org/security/advisory/typo3-ext-sa-2023-002 (Patch, Vendor Advisory)

Frequently asked questions

What is CVE-2023-26091?: CVE-2023-26091 is a medium-severity vulnerability in Frappant Forms Export, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2023-02-26.
How severe is CVE-2023-26091?: Medium severity. CVSS v3 base score is 6.1 out of 10.