Vulnerability details
CVE-2026-48209
OTRS )OTRS OTRS
Reflected XSS in authenticated agent context
CVSS 3.1
7.1High
Official description
An improper neutralization of user-controllable input in OTRS or ((OTRS)) Community Edition ticket handling allows authenticated attackers to perform reflected cross-site scripting (XSS) attacks via crafted request parameters associated with ticket actions. By injecting malicious JavaScript into manipulated request URLs, attackers can execute arbitrary script code in the context of an authenticated agent session when the crafted link is opened. This issue affects OTRS: * 7.0.x Please note that ((OTRS)) Community Edition 6.x and before are vulnerable. Products based on the ((OTRS)) Community Edition also very likely to be affected
CVSS scores
| Score | Version | Source | Vector |
|---|---|---|---|
| 7.1High | 3.1 | CVEProject cvelistV5 (CNA) (OTRS) | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:H/A:N |
Affected products
| Vendor | Product | Versions | Source |
|---|---|---|---|
| OTRS AG | ((OTRS)) Community Edition | 6.x | CVEProject cvelistV5 (CNA) |
| OTRS AG | OTRS | 7.0.x | CVEProject cvelistV5 (CNA) |
References and advisories
1
Kolun on Telegram @kolunsec
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Details
- Published
- 2026-06-01
- Last updated
- 2026-06-01
- State
- Published
- Assigner (CNA)
- OTRS
Exploit prediction (EPSS)
0.2%
Probability of exploitation in 30 days
10%
Percentile (among all CVEs)
SSVC assessment (CISA)
- Automatable
- No
- Exploitation
- None
- Technical impact
- Partial
Weaknesses (CWE)
- CWE-79Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
- CWE-116Improper Encoding or Escaping of Output