Medium severity · published May 27, 2026
CVE-2026-48923
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…
4.3
CVSS
0.2%
EPSS
No
On KEV
Description
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.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N
Attack vector
Network
Complexity
Low
Privileges
Low
User interaction
None
Confidentiality
None
Integrity
Low
Availability
None
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.2% · higher than 8% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
JA
Jenkins AppSpider Plugin · Jenkins Project
through 1.0.17 · source: vendor
AP
Appspider · Jenkins
before 1.0.18 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-48923
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-48923
Vendor Advisory
https://www.jenkins.io/security/advisory/2026-05-27/#SECURITY-3671
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