# Otrs vulnerabilities Source: https://junglewise.ai/threats/vendors/otrs Publisher: Junglewise Threat Intelligence, https://junglewise.ai/threats Updated: 12 November 2026, 03:07 UTC. Rebuilt every hour. Data: https://junglewise.ai/threats/vendors/otrs.json License: CC BY 4.0 with a link back Junglewise Threat Intelligence has tracked 9 vulnerabilities in Otrs: 0 in the last 7 days and 9 in the last 90 days, 2 of them critical and 0 exploited in the wild. The most recent, CVE-2026-93582, was published on 12 October 2026. 9 vulnerabilities in the last four weeks, up from none in the four before. 2 critical against 0. 2 technologies have a page of their own. ## Counts - Last 7 days: 0 - Last 30 days: 0 - Last 90 days: 9 - All time: 9 (2 critical, 0 exploited in the wild) ## About Otrs Open-source IT service management and ticketing system for handling customer support requests. ## Latest Otrs vulnerabilities - [CVE-2026-93582: OTRS Community Edition HTTP authentication header spoofing](https://junglewise.ai/threats/cve-2026-93582-the-http-basic-authentication-modules-in-otrs-community-edition-6) (critical, CVSS 9.4, published 12 Oct 2026) - [CVE-2026-93581: OTRS CSV injection via formula characters in user-controlled values](https://junglewise.ai/threats/cve-2026-93581-user-controlled-values-are-not-sufficiently-neutralized-when) (medium, CVSS 6.1, published 12 Oct 2026) - [CVE-2026-78359: OTRS insufficient customer user identity uniqueness enforcement](https://junglewise.ai/threats/cve-2026-78359-otrs-does-not-sufficiently-enforce-the-uniqueness-of-customer) (medium, CVSS 5.4, published 12 Oct 2026) - [CVE-2026-78358: OTRS cross-site request forgery in administrative actions](https://junglewise.ai/threats/cve-2026-78358-several-administrative-actions-do-not-sufficiently-validate) (medium, CVSS 4.3, published 12 Oct 2026) - [CVE-2026-78357: OTRS authentication token invalidation delay on account deactivation](https://junglewise.ai/threats/cve-2026-78357-previously-issued-authentication-tokens-are-not-immediately) (critical, CVSS 9.1, published 12 Oct 2026) - [CVE-2026-78356: OTRS Agent Frontend authentication bypass in configuration endpoint](https://junglewise.ai/threats/cve-2026-78356-the-otrs-agent-frontend-configuration-endpoint-can-be-accessed) (medium, CVSS 5.3, published 12 Oct 2026) - [CVE-2026-78355: OTRS path traversal in SendSupportBundle](https://junglewise.ai/threats/cve-2026-78355-a-path-traversal-vulnerability-in-the-otrs-sendsupportbundle) (high, CVSS 8.7, published 12 Oct 2026) - [CVE-2026-48212: OTRS stored cross-site scripting in Custom Page](https://junglewise.ai/threats/cve-2026-48212-an-otrs-administrator-can-enter-arbitrary-javascript-into-the) (medium, CVSS 4.8, published 12 Oct 2026) - [CVE-2026-48211: OTRS Cross-Site Request Forgery in AdminImportExport template deletion](https://junglewise.ai/threats/cve-2026-48211-an-authenticated-administrator-can-be-induced-to-delete) (medium, CVSS 5.4, published 12 Oct 2026) ## Most severe Otrs vulnerabilities - [CVE-2026-93582: OTRS Community Edition HTTP authentication header spoofing](https://junglewise.ai/threats/cve-2026-93582-the-http-basic-authentication-modules-in-otrs-community-edition-6) (critical, CVSS 9.4, published 12 Oct 2026) - [CVE-2026-78357: OTRS authentication token invalidation delay on account deactivation](https://junglewise.ai/threats/cve-2026-78357-previously-issued-authentication-tokens-are-not-immediately) (critical, CVSS 9.1, published 12 Oct 2026) - [CVE-2026-78355: OTRS path traversal in SendSupportBundle](https://junglewise.ai/threats/cve-2026-78355-a-path-traversal-vulnerability-in-the-otrs-sendsupportbundle) (high, CVSS 8.7, published 12 Oct 2026) - [CVE-2026-93581: OTRS CSV injection via formula characters in user-controlled values](https://junglewise.ai/threats/cve-2026-93581-user-controlled-values-are-not-sufficiently-neutralized-when) (medium, CVSS 6.1, published 12 Oct 2026) - [CVE-2026-78359: OTRS insufficient customer user identity uniqueness enforcement](https://junglewise.ai/threats/cve-2026-78359-otrs-does-not-sufficiently-enforce-the-uniqueness-of-customer) (medium, CVSS 5.4, published 12 Oct 2026) - [CVE-2026-48211: OTRS Cross-Site Request Forgery in AdminImportExport template deletion](https://junglewise.ai/threats/cve-2026-48211-an-authenticated-administrator-can-be-induced-to-delete) (medium, CVSS 5.4, published 12 Oct 2026) - [CVE-2026-78356: OTRS Agent Frontend authentication bypass in configuration endpoint](https://junglewise.ai/threats/cve-2026-78356-the-otrs-agent-frontend-configuration-endpoint-can-be-accessed) (medium, CVSS 5.3, published 12 Oct 2026) - [CVE-2026-48212: OTRS stored cross-site scripting in Custom Page](https://junglewise.ai/threats/cve-2026-48212-an-otrs-administrator-can-enter-arbitrary-javascript-into-the) (medium, CVSS 4.8, published 12 Oct 2026) - [CVE-2026-78358: OTRS cross-site request forgery in administrative actions](https://junglewise.ai/threats/cve-2026-78358-several-administrative-actions-do-not-sufficiently-validate) (medium, CVSS 4.3, published 12 Oct 2026) ## Vulnerabilities per week 9 vulnerabilities in the last four weeks, up from none in the four before. 2 critical against 0. | Week of | Vulns | Critical | Exploited | | --- | --- | --- | --- | | 17 Aug 2026 | 0 | 0 | 0 | | 24 Aug 2026 | 0 | 0 | 0 | | 31 Aug 2026 | 0 | 0 | 0 | | 7 Sep 2026 | 0 | 0 | 0 | | 14 Sep 2026 | 0 | 0 | 0 | | 21 Sep 2026 | 0 | 0 | 0 | | 28 Sep 2026 | 0 | 0 | 0 | | 5 Oct 2026 | 0 | 0 | 0 | | 12 Oct 2026 | 9 | 2 | 0 | | 19 Oct 2026 | 0 | 0 | 0 | | 26 Oct 2026 | 0 | 0 | 0 | | 2 Nov 2026 | 0 | 0 | 0 | | 9 Nov 2026 | 0 | 0 | 0 | ## Otrs technologies - [Otrs](https://junglewise.ai/threats/technologies/otrs): 8 vulnerabilities - [Otrs Community Edition](https://junglewise.ai/threats/technologies/otrs-community-edition-1): 3 vulnerabilities ## Sources NVD, GitHub Security Advisories, OSV, the CISA Known Exploited Vulnerabilities catalog, FIRST EPSS and vendor advisories. Rebuilt every hour. Cite as: Junglewise Threat Intelligence, "Otrs vulnerabilities", https://junglewise.ai/threats/vendors/otrs, 12 November 2026.