CVE-2026-48923: Jenkins Appspider

Medium severity, CVSS 4.3. EPSS: 0.3% chance of exploitation in the next 30 days.

Jenkins AppSpider Plugin 1.0.17 and earlier does not perform a permission check in a method implementing form validation, allowing attackers with Overall/Read permission to connect to an attacker-specified URL.

Affected products

• Jenkins Appspider: before 1.0.18 (fixed in 1.0.18)

Published 2026-05-27. Last modified 2026-06-17.