What is CVE-2023-4892?

CVE-2023-4892 is a medium-severity vulnerability in Sismics Teedy, classified under Cross-site Scripting. CVSS score: 5.7/10. Published 2023-09-25.

How severe is CVE-2023-4892?

Medium severity. CVSS v3 base score is 5.7 out of 10.

XSS in Sismics Teedy

CVE-2023-4892

Teedy v1.11 has a vulnerability in its text editor that allows events to be executed in HTML tags that an attacker could manipulate. Thanks to this, it is possible to execute malicious JavaScript in the webapp.

Vulnerability class: XSS (Cross-Site Scripting)

Published 2023-09-25 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 5.7 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:N/A:N.

EPSS exploit prediction

EPSS: 0.004 (36.2th percentile), scored 2026-09-29.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 36th percentile — 36.2% 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: +0.001

Affected products

Sismics Teedy — versions 1.11
Teedy — versions 1.11

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

References

fluidattacks.com/advisories/freebird (Exploit, Third Party Advisory)
teedy.io (Product)

Frequently asked questions

What is CVE-2023-4892?: CVE-2023-4892 is a medium-severity vulnerability in Sismics Teedy, classified under Cross-site Scripting. CVSS score: 5.7/10. Published 2023-09-25.
How severe is CVE-2023-4892?: Medium severity. CVSS v3 base score is 5.7 out of 10.