Vulnerability · Published Jun 18, 2021 · Assigned by mitre

CVE-2021-26835

Medium 6.1

In plain English

A medium-severity security flaw in the affected software. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 1.3% (higher than 70% of all known vulnerabilities).

Severity (CVSS NVD)6.1Medium

Exploit odds (30 days)1.3%top 29.6% of all CVEs

Exploited in the wildNo reportsnot in CISA KEV

Attack toolingNoneno public tooling known

Official description

No filtering of cross-site scripting (XSS) payloads in the markdown-editor in Zettlr 1.8.7 allows attackers to perform remote code execution via a crafted file.

Affected products (as reported)

Vendor	Product	Versions
n/a	n/a	n/a

References

https://github.com/Zettlr/Zettlr/issues/1716 x_refsource_MISC
https://github.com/Zettlr/Zettlr/releases/tag/v1.8.9 x_refsource_MISC