Vulnerability · Published Feb 3, 2021 · Assigned by mitre

CVE-2021-25761

Medium 5.3

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 0.5% (higher than 46% of all known vulnerabilities).

Severity (CVSS NVD)5.3Medium

Exploit odds (30 days)0.5%top 53.9% of all CVEs

Exploited in the wildNo reportsnot in CISA KEV

Attack toolingNoneno public tooling known

Official description

In JetBrains Ktor before 1.5.0, a birthday attack on SessionStorage key was possible.

Affected products (as reported)

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

References

https://blog.jetbrains.com x_refsource_MISC
https://blog.jetbrains.com/blog/2021/02/03/jetbrains-security-bulletin-q4-2020/ x_refsource_MISC