What’s Vulnerable › Vulnerabilities

CVE-2020-1771: Possible XSS in Customer user address book

• Severity: medium (CVSS 5.4 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.0% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2020-03-27 · updated 2026-06-17
• Weakness: CWE-79

Description

Attacker is able craft an article with a link to the customer address book with malicious content (JavaScript). When agent opens the link, JavaScript code is executed due to the missing parameter encoding. This issue affects: ((OTRS)) Community Edition: 6.0.26 and prior versions. OTRS: 7.0.15 and prior versions.

Affected products

• OTRS AG OTRS: from 5.0.0 through 5.0.41; from 6.0.0 through 6.0.26; from 7.0.0 through 7.0.15

References

• http://lists.opensuse.org/opensuse-security-announce/2020-04/msg00038.html
• http://lists.opensuse.org/opensuse-security-announce/2020-09/msg00066.html
• http://lists.opensuse.org/opensuse-security-announce/2020-09/msg00077.html
• https://lists.debian.org/debian-lts-announce/2023/08/msg00040.html
• https://otrs.com/release-notes/otrs-security-advisory-2020-08/
• http://lists.opensuse.org/opensuse-security-announce/2020-04/msg00038.html
• http://lists.opensuse.org/opensuse-security-announce/2020-09/msg00066.html
• http://lists.opensuse.org/opensuse-security-announce/2020-09/msg00077.html
• https://lists.debian.org/debian-lts-announce/2023/08/msg00040.html
• https://otrs.com/release-notes/otrs-security-advisory-2020-08/

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