6.1

CVE-2018-17883: otrs Cross-site Scripting

CVSS: 6.1v3.1MediumModified
AliasesUBUNTU-CVE-2018-17883DEBIAN-CVE-2018-17883
Published 15-04-2023Last modified 06-02-2025
Open JSON

Vulnerability summary

CVE-2018-17883 is a medium (CVSS 6.1) Cross-site Scripting vulnerability in otrs. EPSS estimates a 0.44% chance of exploitation in the next 30 days, higher than 37% of scored vulnerabilities.

Overall risk
24/100
0100
Low · default modelHow is this calculated?
CVSS score
6.1/10
010
Medium · v3.1 (CVE.org)
EPSS score
0.44%
0%100%
Low · 0.00 pp in 30 days
KEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded

Timeline

  1. 15-04-2023
    PublishedVulnerability first disclosed.
  2. 06-02-2025
    Last modifiedVulnerability information updated.

Description

An issue was discovered in Open Ticket Request System (OTRS) 6.0.x before 6.0.12. An attacker could send an e-mail message with a malicious link to an OTRS system or an agent. If a logged-in agent opens this link, it could cause the execution of JavaScript in the context of OTRS.

CVSS metrics

4 scores · 4 sources · 1 version

EPSS trend

Probability

0.44%

Chance of exploitation in the next 30 days

Percentile

37%

Versus all other CVEs

30-day change

0.00 pp

From 0.44% on 18-09-2026

18-09-202618-10-2026
EPSS score
0.44%

Known exploited

Compare KEV catalogs

Not in any of the 3 tracked catalogs.

Public exploits

0 found

No public exploits indexed.

Weaknesses

CWE · root cause

Affected systems

Debian1 product
  • otrs2< 6.0.12-1
Otrs1 product
  • otrs≥ 6.0.0, < 6.0.12
Ubuntu1 product
  • otrs2All versions (No fix recorded)

3 vendors · 3 products

References

6 links