VulnerabilityModified
CVE-2020-8288
The `specializedRendering` function in Rocket.Chat server before 3.9.2 allows a cross-site scripting (XSS) vulnerability by way of the `value` parameter.
MEDIUM 5.4EPSS 0.86%
Does this matter?
Lower severity and a low EPSS score (0.86%). Track it; it rarely justifies an emergency change on its own.
Description
The `specializedRendering` function in Rocket.Chat server before 3.9.2 allows a cross-site scripting (XSS) vulnerability by way of the `value` parameter.
- CVSS 3.1
- 5.4 MEDIUMCVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
- EPSS
- 0.86% probability · 58th percentile
- Public exploits
- None in Exploit-DB
- CISA KEV
- Not listed
- Weakness
- CWE-79
- Affected
- rocket.chat/rocket.chat
- Source
- support@hackerone.com
EPSS 0.9% since 26 October 2026; no change recorded yet. Points are recorded when the score first appears and whenever it moves by a percentage point or more.
References
- https://docs.rocket.chat/guides/security/security-updatesVendor Advisory
- https://hackerone.com/reports/899954Exploit, Third Party Advisory
- https://rocket.chat/xss-vulnerability-hotfix-available-for-all-affected-versions/Patch, Vendor Advisory
- https://docs.rocket.chat/guides/security/security-updatesVendor Advisory
- https://hackerone.com/reports/899954Exploit, Third Party Advisory
- https://rocket.chat/xss-vulnerability-hotfix-available-for-all-affected-versions/Patch, Vendor Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA, exploits from Exploit-DB. Refreshed daily. Download this record as JSON.