What’s Vulnerable › Vulnerabilities

CVE-2021-20848

• Severity: medium (CVSS 6.1 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.9% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2021-11-24 · updated 2026-06-17
• Weakness: CWE-79

Description

Cross-site scripting vulnerability in rwtxt versions prior to v1.8.6 allows a remote attacker to inject an arbitrary script via unspecified vectors.

Affected products

• Zack Scholl rwtxt: before 1.8.6 — fixed in 1.8.6

How to fix

Upgrade to a fixed version: Zack Scholl rwtxt 1.8.6. Check the vendor advisory for mitigations.

References

• https://github.com/schollz/rwtxt
• https://jvn.jp/en/jp/JVN22515597/index.html
• https://github.com/schollz/rwtxt
• https://jvn.jp/en/jp/JVN22515597/index.html

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