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CVE-2026-42236

CVE

Threat entity extracted from intelligence sources

Frequency
1
occurrences
First Seen
May 13, 2026
Last Seen
May 13, 2026
API
Exploited in Wild
Ransomware Use
Public Exploits
Attack Vector

Vulnerability Overview

Exploitation Activity

Exploitation Intelligence

RubyGems has halted new user sign-ups after a malicious attack on May 11, 2026, which involved the publication of hundreds of malicious packages targeting its staff. The malicious code aimed to execute cross-site scripting attacks and steal data from RubyGems developers. This incident is separate fr...

Public Exploits

Checking GitHub for proof-of-concept code…