What is CVE-2019-12538?

CVE-2019-12538 is a medium-severity vulnerability in Zohocorp Manageengine Servicedesk Plus, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2019-06-05.

How severe is CVE-2019-12538?

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

Is CVE-2019-12538 known to be exploited?

4 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

XSS in Zohocorp Manageengine Servicedesk Plus

CVE-2019-12538

An issue was discovered in Zoho ManageEngine ServiceDesk Plus 9.3. There is XSS via the SiteLookup.do search field.

Vulnerability class: XSS (Cross-Site Scripting)

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

CVSS v3 metric

CVSS v3 base score 6.1 (Medium). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N.

EPSS exploit prediction

EPSS: 0.060 (93.3th percentile), scored 2026-10-25.

Low probability of exploitation in the next 30 days, but still tracked. 93rd percentile — 93.3% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.060 · newest: 0.060 · change: 0.000

Affected products

Zohocorp Manageengine Servicedesk Plus — versions 9.3

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

Public proof-of-concept exploits

References

www.manageengine.com/products/service-desk/readme.html (Release Notes, Vendor Advisory)
github.com/tarantula-team/CVE-2019-12538 (Exploit, Third Party Advisory)

Frequently asked questions

What is CVE-2019-12538?: CVE-2019-12538 is a medium-severity vulnerability in Zohocorp Manageengine Servicedesk Plus, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2019-06-05.
How severe is CVE-2019-12538?: Medium severity. CVSS v3 base score is 6.1 out of 10.
Is CVE-2019-12538 known to be exploited?: 4 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.