Home/CVE/Rocket.Chat before 2.1.0 allows XSS via a URL on a ![title] line.
CVE

CVE-2019-17220

Rocket.Chat before 2.1.0 allows XSS via a URL on a ![title] line.

Rocket.Chat before 2.1.0 allows XSS via a URL on a ![title] line.

MEDIUM · CVSS 6.1 EPSS 0.0193
Schedule remediation
  • Public exploit or PoC is available
Sigma rules0 YARA rules0
⬡

Weakness Classification

CWE-79Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
▤

Affected Products & Versions

1
rocket.chat< 2.1.0
⚠

Public Exploits & PoCs

3
webappsRocket.Chat 2.1.0 - Cross-Site Scripting2019-10-23
pocpacketstormsecurity.com · Rocket.Chat-2.1.0-Cross-Site-Scripting.htmlpacketstormsecurity.com
pocwww.nezami.mewww.nezami.me
▣

Scoring & Timeline

6.1
MEDIUM · CVSS v3.1 · cve@mitre.org
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD21 Oct 2019 · 09:15 PM
CVSS VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
🔗

References & Sources

2
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
https://github.com/RocketChat/Rocket.Chat/commits/developPatchThird Party Advisory
https://github.com/RocketChat/Rocket.Chat/releasesRelease NotesThird Party Advisory
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