CVE-2026-48212
Stored XSS in external pages
An OTRS administrator can enter arbitrary JavaScript into the content of an OTRS Custom Page, which is stored by the application and subsequently executed in the browser of users accessing that page.
This issue affects OTRS:
- 7.0.X
- 8.0.X
- 2023.X
- 2024.X
- 2025.X
- 2026.X before 2026.7.X
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- High
- User interaction
- Required
What an attacker can affect
- Confidentiality
- Low
- Integrity
- Low
- Availability
- None
Exploit likelihood
What each source reports
CVE List Score used
Stored XSS in external pages
An OTRS administrator can enter arbitrary JavaScript into the content of an OTRS Custom Page, which is stored by the application and subsequently executed in the browser of users accessing that page.
This issue affects OTRS:
- 7.0.X
- 8.0.X
- 2023.X
- 2024.X
- 2025.X
- 2026.X before 2026.7.X
- Record
CVE-2026-48212- CVSS 3.1
- 4.8 Medium
CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N - Weakness
- CWE-79
- Updated
- 2026-11-02
EUVDEUVD-2026-97264
An OTRS administrator can enter arbitrary JavaScript into the content of an OTRS Custom Page, which is stored by the application and subsequently executed in the browser of users accessing that page.
This issue affects OTRS:
- 7.0.X
- 8.0.X
- 2023.X
- 2024.X
- 2025.X
- 2026.X before 2026.7.X
- Record
EUVD-2026-97264- CVSS 3.1
- 4.8 Medium
CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N - Updated
- 2026-11-02
GitHub AdvisoriesGHSA-x238-8qx9-7hh7
An OTRS administrator can enter arbitrary JavaScript into the content of an OTRS Custom Page,...
An OTRS administrator can enter arbitrary JavaScript into the content of an OTRS Custom Page, which is stored by the application and subsequently executed in the browser of users accessing that page.
This issue affects OTRS:
- 7.0.X
- 8.0.X
- 2023.X
- 2024.X
- 2025.X
- 2026.X before 2026.7.X
- Record
GHSA-x238-8qx9-7hh7- CVSS 3.1
- 4.8 Medium
CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N - Weakness
- CWE-79
- Updated
- 2026-11-02
NVD
An OTRS administrator can enter arbitrary JavaScript into the content of an OTRS Custom Page, which is stored by the application and subsequently executed in the browser of users accessing that page.
This issue affects OTRS:
- 7.0.X
- 8.0.X
- 2023.X
- 2024.X
- 2025.X
- 2026.X before 2026.7.X
- Record
CVE-2026-48212- CVSS 3.1
- 4.8 Medium
CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N - Weakness
- CWE-79
- Updated
- 2026-11-02
OSVUBUNTU-CVE-2026-48212
An OTRS administrator can enter arbitrary JavaScript into the content of an OTRS Custom Page, which is stored by the application and subsequently executed in the browser of users accessing that page. This issue affects OTRS: * 7.0.X * 8.0.X * 2023.X * 2024.X * 2025.X * 2026.X before 2026.7.X
- Record
UBUNTU-CVE-2026-48212- CVSS 3.1
- 4.8 Medium
CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N - Updated
- 2026-11-02
Affected products
Affected packages
| Package | Affected | Fixed |
|---|---|---|
otrs2Ubuntu:16.04:LTS |
All versions, plus listed versions 4.0.10-15.0.1-15.0.1-25.0.2-15.0.3-15.0.5-15.0.6-15.0.7-1 |
None known |
otrs2Ubuntu:18.04:LTS |
All versions, plus listed versions 5.0.23-15.0.24-16.0.1-16.0.2-16.0.3-16.0.4-16.0.5-1 |
None known |
otrs2Ubuntu:20.04:LTS |
All versions, plus listed versions 6.0.20-16.0.23-26.0.24-16.0.25-16.0.25-26.0.25-36.0.26-1 |
None known |
otrs2Ubuntu:22.04:LTS |
All versions, plus listed versions 6.0.32-66.1.2-16.2.1-16.2.2-2 |
None known |
znunyUbuntu:24.04:LTS |
All versions, plus listed versions 6.5.3-16.5.4-16.5.5-16.5.6-1 |
None known |
znunyUbuntu:26.10 |
All versions, plus listed versions 6.5.18-16.5.20-16.5.21-16.5.22-16.5.23-1 |
None known |
znunyUbuntu:26.04:LTS |
All versions, plus listed versions 6.5.15-26.5.18-1 |
None known |
History
| Recorded | Changed | Sources |
|---|---|---|
| first indexed | CVE List, EUVD, GitHub Advisories, NVD, OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2026-48212 is a medium vulnerability (CVSS 4.8) in Otrs Ag Otrs, published October 12, 2026. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.14%, the 3rd percentile. No source names a fixed version.