Rocket LMS 1.1 Persistent Cross-Site Scripting via Support Tickets
Priority MEDIUM 56CWE-79Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- Low
- User interaction
- Passive
- Attack complexity
- Low
- Attack requirements
- None
- Impact type
- Cross-site scripting
- Confidentiality · integrity · availability
- None · None · None
- Fix status
- No fix listed
Attack profile from CVSS 4.0 · CNA. Fix status from CNA. Impact type from CWE-79.
Summary
Rocket LMS 1.1 contains a persistent cross-site scripting vulnerability in the support ticket module that allows authenticated users to inject malicious script code through the title parameter. Attackers can submit support tickets with embedded HTML/JavaScript payloads that execute in the browsers of other users viewing the message history, enabling session hijacking and phishing attacks.
Why it matters now
Exploitation Proof of concept CISA SSVC · not in CISA KEV
EPSS 0.00235 14th percentileScored 2026-11-08
Public exploit Yes 1 exploit referenceTagged by the CNA
Fix No fix listed No fixed version in the sources yet
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- Poc
- Automatable
- No
- Technical impact
- Partial
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| RocketSoft | Rocket LMS | 1.1 | — | No fix listed | CNA |
- Rocket LMS VendorRocketSoft Affected 1.1 Fixed in — No fix listed CNA
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2021-47907
- 2026-10-03 Alias added: GHSA-p5cq-w88f-fj6p
References
Exploit 1
Other 1
More RocketSoft vulnerabilities
- TI-2023-03247 RocketSoft Rocket LMS Contact Form store cross site scripting CVSS 3.1MEDIUM 6.1
- TI-2024-22651 A cross-site scripting (XSS) vulnerability in Rocketsoft Rocket LMS 1.9 allows an… CVSS 3.1MEDIUM 4.8
Sources
- CVE-2021-47907 · CVE Program
- CVE-2021-47907 · NVD
- FIRST EPSS
- GHSA-p5cq-w88f-fj6p · GitHub Advisory Database · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences