Vulnerability in Matrix-org Matrix-react-sdk
CVE-2021-21320
matrix-react-sdk is an npm package which is a Matrix SDK for React Javascript. In matrix-react-sdk before version 3.15.0, the user content sandbox can be abused to trick users into opening unexpected documents. The content is opened with a…
EPSS: 0.009 (55.8th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 2.6 (Low). Vector: CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:U/C:N/I:L/A:N.
Affected products
- Matrix-org Matrix-react-sdk — versions < 3.15.0
- Matrix-react-sdk_project Matrix-react-sdk
Weakness classification (CWE)
References
- security-advisories@github.com (x_refsource_CONFIRM, Third Party Advisory)
- security-advisories@github.com (Patch, Third Party Advisory, x_refsource_MISC)
- security-advisories@github.com (Patch, Third Party Advisory, x_refsource_MISC)
- security-advisories@github.com (Product, Third Party Advisory, x_refsource_MISC)
Frequently asked questions
- What is CVE-2021-21320?
- CVE-2021-21320 is a low-severity vulnerability in Matrix-org Matrix-react-sdk, classified under Insufficient Verification of Data Authenticity. CVSS score: 2.6/10. Published 2021-03-02.
- How severe is CVE-2021-21320?
- Low severity. CVSS v3 base score is 2.6 out of 10.