CVE-2026-48923

MEDIUMNVD 4.3Trending — 3 sources updated this week

4.3

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 v3: 4.3
EG Score: 0.0(none)
EPSS: 5.3%
KEV: Not listed

Published

May 27, 2026

Last Modified

May 28, 2026

References (1)

jenkinsci-cert@googlegroupshttps://www.jenkins.io/security/advisory/2026-05-27/#SECURITY-3671

Vendor Advisories for CVE-2026-48923(1)

These vendors published their own advisory mentioning this CVE — often with vendor-specific remediation steps + affected product lists not in NVD.

GHSA-9wm7-8qf3-9v98
GitHub Security AdvisoriesMedium
Jenkins AppSpider Plugin 1.0.17 and earlier does not perform a permission check in a method...

Weakness Classification(1)

MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.

CWE-269Improper Privilege Management

Data Freshness Timeline

(refreshed 10× in last 7d / 10× in last 30d)

Every time one of our enrichment pipelines (NVD, MITRE cvelistV5, EPSS, CISA KEV, GHSA, OSV, vendor advisories) ran against this CVE. Most recent first.

2026-05-31 22:30 UTCepss_batch
2026-05-31 22:30 UTCepss_batch
2026-05-31 00:16 UTCepss_batch
2026-05-31 00:16 UTCepss_batch
2026-05-29 13:44 UTCepss_batch
2026-05-29 13:44 UTCepss_batch
2026-05-28 13:44 UTCepss_batch
2026-05-28 13:44 UTCepss_batch
2026-05-27 15:35 UTCEG score recompute
2026-05-27 15:35 UTCGHSA enrichment

Frequently asked(5)

What is CVE-2026-48923?

CVE-2026-48923 is a medium vulnerability published on May 27, 2026. 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.

When was CVE-2026-48923 disclosed?

CVE-2026-48923 was first published in the National Vulnerability Database on May 27, 2026, with the most recent update on May 28, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.

Is CVE-2026-48923 actively exploited?

CVE-2026-48923 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 5.3% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

What is the CVSS score of CVE-2026-48923?

CVE-2026-48923 has a CVSS v3 base score of 4.3 (NVD). EchelonGraph synthesises NVD + CISA KEV + FIRST EPSS + GHSA into a combined EG score of 0.0.

How do I remediate CVE-2026-48923?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-48923, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.

Dependency Blast Radius

See which npm, PyPI, Go, and Maven packages are affected by CVE-2026-48923

Explore →

Is Your Infrastructure Affected by CVE-2026-48923?

EchelonGraph automatically scans your cloud infrastructure and maps CVE exposure using blast radius analysis.

Start Free Scan →Browse All CVEs

CVE-2026-48923

📅 Published

🔄 Last Modified

🔗 References (1)

📣 Vendor Advisories for CVE-2026-48923(1)

Weakness Classification(1)

Data Freshness Timeline

❓ Frequently asked(5)