VulnerabilityModified
CVE-2021-20727
Cross-site scripting vulnerability in Zettlr from 0.20.0 to 1.8.8 allows an attacker to execute an arbitrary script by loading a file or code snippet containing an invalid iframe into Zettlr.
MEDIUM 6.1EPSS 1.04%
Does this matter?
Lower severity and a low EPSS score (1.04%). Track it; it rarely justifies an emergency change on its own.
Description
Cross-site scripting vulnerability in Zettlr from 0.20.0 to 1.8.8 allows an attacker to execute an arbitrary script by loading a file or code snippet containing an invalid iframe into Zettlr.
- CVSS 3.1
- 6.1 MEDIUMCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
- EPSS
- 1.04% probability · 62th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-79
- Affected
- zettlr/zettlr
- Source
- vultures@jpcert.or.jp
References
- https://github.com/Zettlr/ZettlrThird Party Advisory
- https://jvn.jp/en/jp/JVN98239374/index.htmlThird Party Advisory
- https://www.zettlr.com/Product
- https://github.com/Zettlr/ZettlrThird Party Advisory
- https://jvn.jp/en/jp/JVN98239374/index.htmlThird Party Advisory
- https://www.zettlr.com/Product
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.