CVE-2021-28833
MEDIUM
6.1
CVSS Score
Published: June 21, 2021 at 12:18 PM UTC
Updated: June 17, 2026 at 03:46 AM UTC
1 product affected across 1 vendorQiita
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Severity
MEDIUM6.1
Exploit prediction
EPSS 0.7%
Description
Increments Qiita::Markdown before 0.34.0 allows XSS via a crafted gist link, a different vulnerability than CVE-2021-28796.
Affected
Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.
v < 0.34.0 markdown
Affected range stops below 0.34.0, so it looks safe — our inference, not a vendor statement
Remediation
No guide yetNo remediation guidance has been written for this CVE yet, and no fixed version or vendor advisory is recorded against it.
References (2)
x_refsource_MISCThird Party Advisory
Source: [email protected]
https://github.com/increments/qiita-markdown/releasesCVSS
- Attack Vector
- NETWORK
- Complexity
- LOW
- Privileges
- NONE
- User Interaction
- REQUIRED
- Scope
- CHANGED
- Confidentiality
- LOW
- Integrity
- LOW
- Availability
- NONE
Vector?
Quick Info
StatusMODIFIED
CWE
CWE-79
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