HOMEVULNERABILITIESCVE-2026-42525
MEDIUM

CVE-2026-42525

CWE-601Published: April 29, 2026· Updated: May 5, 2026

4.3
CVSS v3.1
EPSS:0.03%probability of exploitation in 30 daysPercentile:7.8th

Official Description

Jenkins Microsoft Entra ID (previously Azure AD) Plugin 666.v6060de32f87d and earlier does not restrict the redirect URL after login, allowing attackers to perform phishing attacks.

NVD Source

Technical Analysis

CVE-2026-42525 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.

Exploitation does not require any privileges, though user interaction (Required) is needed, which slightly reduces the risk of mass automated attacks.

CVSS v3.1 Vector Breakdown

Exploitability
Attack VectorNetwork
Attack ComplexityLow
Privileges Req.None
User InteractionRequired
ScopeUnchanged
Impact
ConfidentialityNone
IntegrityLow
AvailabilityNone
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N

Affected Vendors & Products

jenkins1 product
azure ad
Source: NVD CPE · 1 total CPE entries

Exploit & PoC Resources

NO KNOWN EXPLOITNo public exploit confirmed at this time
External links open in a new tab. Always verify in a controlled environment before use.

Official Patches & Advisories

All References (1)

Quick Facts

CVE IDCVE-2026-42525
CVSS Score4.3 / 10
SeverityMEDIUM
WeaknessCWE-601
CISA KEVNo
EPSS (30d)0.03%
Affected1 vendor
PublishedApr 29, 2026

Related CVEs (CWE-601)

Recommended Actions

  • Apply vendor patches immediately
  • Monitor CVE-2026-42525 in threat intel feeds
  • Review IDS/IPS signatures for exploitation attempts
Data sourced from NVD (NIST), CISA KEV, and EPSS (FIRST). Analysis generated by CTIWATCH.COM. CVE data is provided under the NVD usage policy.