CVE-2021-22886 (GCVE-0-2021-22886)
Vulnerability from cvelistv5 – Published: 2021-03-26 18:15 – Updated: 2024-08-03 18:58
VLAI
EPSS
VEX
Summary
Rocket.Chat before 3.11, 3.10.5, 3.9.7, 3.8.8 is vulnerable to persistent cross-site scripting (XSS) using nested markdown tags allowing a remote attacker to inject arbitrary JavaScript in a message. This flaw leads to arbitrary file read and RCE on Rocket.Chat desktop app.
Severity
6.1 (Medium)
CWE
- CWE-79 - Cross-site Scripting (XSS) - Stored (CWE-79)
Assigner
References
3 references
| URL | Tags |
|---|---|
| https://docs.rocket.chat/guides/security/security… | x_refsource_MISC |
| https://hackerone.com/reports/1014459 | x_refsource_MISC |
| https://github.com/RocketChat/Rocket.Chat/pull/20430 | x_refsource_MISC |
Impacted products
1 product
| Vendor | Product | Version | CPE status | |
|---|---|---|---|---|
| n/a | Rocket.Chat |
Affected:
Fixed in 3.11, 3.10.5, 3.9.7, 3.8.8
|
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Sightings
| Author | Source | Type | Date | Other |
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Nomenclature
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The MITRE ATT&CK techniques below are AI-generated suggestions, inferred from the description of the
vulnerability by the CIRCL/vulnerability-attack-technique-classification-roberta-base
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The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.
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