What is CVE-2019-19858?

CVE-2019-19858 is a medium-severity vulnerability in Serpico Project, classified under Cross-site Scripting. CVSS score: 4.8/10. Published 2020-01-15.

How severe is CVE-2019-19858?

Medium severity. CVSS v3 base score is 4.8 out of 10.

XSS in Serpico Project

CVE-2019-19858

An issue was discovered in Serpico (aka SimplE RePort wrIting and CollaboratiOn tool) 1.3.0. admin/add_user/UID allows stored XSS via the author parameter.

Vulnerability class: XSS (Cross-Site Scripting)

Published 2020-01-15 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 4.8 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N.

EPSS exploit prediction

EPSS: 0.006 (46.2th percentile), scored 2026-10-02.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 46th percentile — 46.2% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.006 · newest: 0.006 · change: 0.000

Affected products

Serpico Project — versions 1.3.0

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

References

websec.nl/news.php (Third Party Advisory)
github.com/SerpicoProject/Serpico/commit/270f05ca6e51c87bb0867abb0511b61bf2aae1… (Patch, Third Party Advisory)

Frequently asked questions

What is CVE-2019-19858?: CVE-2019-19858 is a medium-severity vulnerability in Serpico Project, classified under Cross-site Scripting. CVSS score: 4.8/10. Published 2020-01-15.
How severe is CVE-2019-19858?: Medium severity. CVSS v3 base score is 4.8 out of 10.