PatchTheCVECVE-2020-22158: MediaKind (formerly Ericsson) RX8200 5.13.3 devices are vulnerable to multiple reflected and stored XSS
CVE-2020-22158 is a medium-severity flaw (CVSS 6.1) affecting rx8200 firmware. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.
MediaKind (formerly Ericsson) RX8200 5.13.3 devices are vulnerable to multiple reflected and stored XSS. An attacker has to inject JavaScript code directly in the "path" or "Services+ID" parameters and send the URL to a user in order to exploit reflected XSS. In the case of stored XSS, an attacker must modify the "name" parameter with the malicious code.
Why this priority
- No elevated risk signals yet
No fix is published yet: follow the downgrade or mitigation steps.
Risk facts
| CVSS score | 6.1 (Medium) |
| Attack vector | Network (remote) |
| Attack complexity | Low |
| Privileges needed | None |
| User interaction | Required |
| EPSS exploit chance | 0.7% (top 49%) |
| CISA exploited list | No |
| Weakness | CWE-79 |
| Published | 2020-09-14 |
| Last modified | 2026-06-17 |
Last updated 2026-06-17 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score
Am I affected?
Timeline
- Published CVE record published
- Updated Record last modified
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.
Quick answers
How do I fix CVE-2020-22158?
rx8200 firmware: mitigate or apply the listed mitigation. Exact commands for each OS are on this page.
Is CVE-2020-22158 being exploited?
CVE-2020-22158 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.
What does CVE-2020-22158 affect?
CVE-2020-22158 affects rx8200 firmware. Severity is medium (CVSS 6.1). MediaKind (formerly Ericsson) RX8200 5.13.3 devices are vulnerable to multiple reflected and stored XSS. An attacker has to inject JavaScript code directly in the "path" or "Services+ID" parameters and send the URL to a user in order to exp
How urgent is CVE-2020-22158?
Priority 34/100. No elevated risk signals yet.