CVE-2026-38807

HIGHNVD 8.8Trending — 3 sources updated this weekElevated

8.8

Insecure Permissions vulnerability in kvf-admin v1.0.0 allows a remote attacker to escalate privileges via the UserController.java component

CVSS v3: 8.8
EG Score: 0.0(none)
EPSS: 23.3%
KEV: Not listed

Published

May 27, 2026

Last Modified

May 28, 2026

Advisory Details (1)

Auto-updated May 28, 2026

No patch confirmed yet.

generic

CVE Report: IDOR Privilege Escalation in kvf-admin User Profile Update · Issue #1 · cagexunxi/CVE · GitHub

https://github.com/cagexunxi/CVE/issues/1

Vendor Advisories for CVE-2026-38807(1)

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

GHSA-27hf-5x7w-h2g3
GitHub Security AdvisoriesHigh
Insecure Permissions vulnerability in kvf-admin v1.0.0 allows a remote attacker to escalate...

Weakness Classification(1)

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

CWE-639Authorization Bypass Through User-Controlled Key (IDOR)

Data Freshness Timeline

(refreshed 12× in last 7d / 12× 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
2026-05-31 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
2026-05-28 13:44 UTCepss_batch
2026-05-27 18:35 UTCEG score recompute
2026-05-27 18:35 UTCGHSA enrichment

Frequently asked(5)

What is CVE-2026-38807?

CVE-2026-38807 is a high vulnerability published on May 27, 2026. Insecure Permissions vulnerability in kvf-admin v1.0.0 allows a remote attacker to escalate privileges via the UserController.java component

When was CVE-2026-38807 disclosed?

CVE-2026-38807 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-2026-38807 actively exploited?

CVE-2026-38807 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 23.3% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

What is the CVSS score of CVE-2026-38807?

CVE-2026-38807 has a CVSS v3 base score of 8.8 (NVD). EchelonGraph synthesises NVD + CISA KEV + FIRST EPSS + GHSA into a combined EG score of 0.0.

How do I remediate CVE-2026-38807?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-38807, 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

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CVE-2026-38807

📅 Published

🔄 Last Modified

📋 Advisory Details (1)

CVE Report: IDOR Privilege Escalation in kvf-admin User Profile Update · Issue #1 · cagexunxi/CVE · GitHub

📣 Vendor Advisories for CVE-2026-38807(1)

Weakness Classification(1)

Data Freshness Timeline

❓ Frequently asked(5)