What is CVE-2019-11819?

CVE-2019-11819 is a high-severity vulnerability in Alkacon Opencms, classified under Improper Neutralization of Formula Elements in a CSV File. CVSS score: 7.8/10. Published 2019-05-08.

How severe is CVE-2019-11819?

High severity. CVSS v3 base score is 7.8 out of 10.

Vulnerability in Alkacon Opencms

CVE-2019-11819

Alkacon OpenCMS v10.5.4 and before is affected by CSV (aka Excel Macro) Injection in the module New User (/opencms/system/workplace/admin/accounts/user_new.jsp) via the First Name or Last Name.

Published 2019-05-08 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 7.8 (High). Vector: CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.010 (61.4th percentile), scored 2026-09-29.

Low probability of exploitation in the next 30 days, but still tracked. 61st percentile — 61.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.010 · newest: 0.010 · change: 0.000

Affected products

Alkacon Opencms

Weakness classification (CWE)

CWE-1236 — Improper Neutralization of Formula Elements in a CSV File

References

github.com/alkacon/opencms-core/issues/636 (Exploit, Third Party Advisory)
www.openwall.com/lists/oss-security/2019/05/05/2 (Exploit, Mailing List, Third Party Advisory)

Frequently asked questions

What is CVE-2019-11819?: CVE-2019-11819 is a high-severity vulnerability in Alkacon Opencms, classified under Improper Neutralization of Formula Elements in a CSV File. CVSS score: 7.8/10. Published 2019-05-08.
How severe is CVE-2019-11819?: High severity. CVSS v3 base score is 7.8 out of 10.