CVE-2020-15926
MEDIUMCVSS 6.1/10EPSS 2.83%
Last modified
CVE-2020-15926 is a medium-severity vulnerability rated 6.1/10 on the CVSS scale. Rocket.Chat through 3.4.2 allows XSS where an attacker can send a specially crafted message to a channel or in a direct message to the client which results in remote code execution on the client side.. EPSS estimates a 2.83% chance of exploitation in the next 30 days.
Description
Rocket.Chat through 3.4.2 allows XSS where an attacker can send a specially crafted message to a channel or in a direct message to the client which results in remote code execution on the client side.
Metrics
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Rocket.Chat | Rocket.Chat | <= 3.4.2 |
References
- https://blog.redteam.pl/2020/08/rocket-chat-xss-rce-cve-2020-15926.htmlExploit, Third Party Advisory
- https://github.com/RocketChat/Rocket.Chat/commits/developPatch, Third Party Advisory
- https://github.com/RocketChat/Rocket.Chat/pull/18356Patch, Third Party Advisory
- https://blog.redteam.pl/2020/08/rocket-chat-xss-rce-cve-2020-15926.htmlExploit, Third Party Advisory
- https://github.com/RocketChat/Rocket.Chat/commits/developPatch, Third Party Advisory
- https://github.com/RocketChat/Rocket.Chat/pull/18356Patch, Third Party Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2020-15926?
Rocket.Chat through 3.4.2 allows XSS where an attacker can send a specially crafted message to a channel or in a direct message to the client which results in remote code execution on the client side.
How severe is CVE-2020-15926?
CVE-2020-15926 has a CVSS score of 6.1/10 (MEDIUM severity). The EPSS model estimates a 2.83% probability of exploitation in the next 30 days.
How do I fix CVE-2020-15926?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
- Autonomous PentestingAI agents that find and validate exploitable vulnerabilities like this one across your applications.
- PR ReviewsPentest every pull request so vulnerable code is caught before it ships to production.
- AI Penetration TestingHow AI-driven penetration testing continuously covers your attack surface.
Related CVEs from 2020
- CVE-2020-15920There is an OS Command Injection in Mida eFramework through …9.8
- CVE-2020-15921Mida eFramework through 2.9.0 has a back door that permits a…9.8
- CVE-2020-15922There is an OS Command Injection in Mida eFramework 2.9.0 th…9.8
- CVE-2020-15923Mida eFramework through 2.9.0 allows unauthenticated ../ dir…7.5
- CVE-2020-15924There is a SQL Injection in Mida eFramework through 2.9.0 th…7.5
- CVE-2020-15925A SQL injection vulnerability at a tpf URI in Loway QueueMet…8.8
- CVE-2020-15927Zoho ManageEngine Applications Manager version 14740 and pri…8.8
- CVE-2020-15928In Ortus TestBox 2.4.0 through 4.1.0, unvalidated query stri…5.3
- CVE-2020-15929In Ortus TestBox 2.4.0 through 4.1.0, unvalidated query stri…9.8
- CVE-2020-1593<p>A remote code execution vulnerability exists when Windows…7.6
- CVE-2020-15930An XSS issue in Joplin desktop 1.0.190 to 1.0.245 allows arb…6.1
- CVE-2020-15931Netwrix Account Lockout Examiner before 5.1 allows remote at…7.5
Are you affected by CVE-2020-15926?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST