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Jenkins CVE-2026-70441

| EUVDEUVD-2026-53535 MEDIUM
Cross-site Scripting (XSS) (CWE-79)
5.4
CVSS 3.1 · Vendor
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Severity by source

Vendor (CNA) PRIMARY
5.4 MEDIUM
AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N

Primary rating from Vendor (CNA) · only source for this CVE.

CVSS VectorVendor

Attack Vector
Network
Attack Complexity
Low
Privileges Required
Low
User Interaction
Required
Scope
Changed
Confidentiality
Low
Integrity
Low
Availability
None

Lifecycle Timeline

2
Analysis Generated
Aug 05, 2026 - 16:27 vuln.today
CVE Published
Aug 05, 2026 - 14:02 oss-security
CRITICAL

Description PRE-NVD

Disclosed via oss-security. NVD scoring and full description are pending.

AnalysisAI

CVE-2026-70441 is assigned within the Jenkins security advisory published 2026-08-05, which discloses over a dozen vulnerabilities across Jenkins core (2.575 and earlier, LTS 2.568.1 and earlier) and multiple plugins. The provided description is the full oss-security announcement for this advisory batch; the specific vulnerability details mapped to CVE-2026-70441 are not isolated in the available data due to truncation of the source text. …

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Attack ChainAIDerived

Hypothetical attack flow derived from CVE metadata

Access
technique details hidden
Delivery
technique details hidden
Exploit
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Execution
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Impact
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Vulnerability AssessmentAI

Exploitation The specific exploitation conditions for CVE-2026-70441 cannot be stated with certainty because its individual description was not present in the available data. … Additional conditions and limiting factors are described in the full assessment.
Risk Assessment Risk assessment for CVE-2026-70441 specifically cannot be completed with precision because the individual vulnerability description associated with this CVE ID was not present in the provided data - the oss-security text was truncated before reaching it. … Full risk analysis with EPSS, KEV, and SSVC signal comparison available after sign-in.
Exploit Scenario Full exploit scenario with step-by-step reproduction available after sign-in.
Remediation Upgrade Jenkins core to version 2.576 (weekly) or Jenkins LTS 2.568.2 immediately, as these releases contain fixes for all Jenkins core vulnerabilities in this advisory. … Detailed patch versions, workarounds, and compensating controls in full report.

Recommended ActionAI

Within 24 hours: inventory all Jenkins instances, versions, and network connectivity; document which systems depend on Jenkins for production deployments. …

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CVE-2026-70441 vulnerability details – vuln.today

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