CVE-2026-4828

HIGHNVD 8.28.2—

8.2

Improper authentication in the OAuth login functionality in Devolutions Server 2026.1.11 and earlier allows a remote attacker with valid credentials to bypass multi-factor authentication via a crafted login request.

CVSS v3: 8.2
EG Score: 8.2(medium)
EPSS: 16.3%
KEV: Not listed

Published

April 1, 2026

Last Modified

April 3, 2026

References (1)

security@devolutionshttps://devolutions.net/security/advisories/DEVO-2026-0010

Weakness Classification(1)

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

CWE-1390

Data Freshness Timeline

(refreshed 12× in last 7d / 17× 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 13:40 UTCepss_batch
2026-05-27 13:40 UTCepss_batch
2026-05-26 13:44 UTCepss_batch
2026-05-26 07:18 UTCepss_batch
2026-05-21 22:43 UTCepss_batch
2026-05-20 22:38 UTCepss_batch
2026-05-20 19:37 UTCEG score recompute
2026-05-20 19:37 UTCGHSA enrichment
2026-05-20 11:22 UTCepss_batch

Frequently asked(5)

What is CVE-2026-4828?

CVE-2026-4828 is a high vulnerability published on April 1, 2026. Improper authentication in the OAuth login functionality in Devolutions Server 2026.1.11 and earlier allows a remote attacker with valid credentials to bypass multi-factor authentication via a crafted login request.

When was CVE-2026-4828 disclosed?

CVE-2026-4828 was first published in the National Vulnerability Database on April 1, 2026, with the most recent update on April 3, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.

Is CVE-2026-4828 actively exploited?

CVE-2026-4828 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 16.3% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

What is the CVSS score of CVE-2026-4828?

CVE-2026-4828 has a CVSS v3 base score of 8.2 (NVD).

How do I remediate CVE-2026-4828?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-4828, 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-2026-4828

📅 Published

🔄 Last Modified

🔗 References (1)