Access control failure means that an application does not effectively check user access permissions, so that unauthorized users can access system data beyond their permissions, such as viewing and modifying configuration information.
CVE-2026-49002
CRITICALPre-NVD 9.19.1—
EchelonGraph scoreMEDIUM confidence
Score 9.1 from GitHub Security Advisory (severity: CRITICAL) published 2026-05-27. the CNA's CVSS baseline 9.1; sources differ by 0.0.
Triggered by: GitHub Security Advisory CVSS
Sources: cna:zte, epss, ghsa
9.1
EchelonGraph verdictPlan a fixSerious severity, but no confirmed exploitation yet.
- High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS: 0%CVSS: 9.1Exploit: NoneExposed: 0
No vendor fix yet — apply a workaround or compensating control (WAF / firewall / segmentation) and watch for a patch.
- CVSS v3
- 9.1
- EG Score
- 9.1(medium)
- EPSS
- 21.2%
- KEV
- Not listed
Published
May 27, 2026
Last Modified
May 28, 2026
Advisory Details (1)
Auto-updated Jun 1, 2026No patch confirmed yet.
generic
ZTE Corporation
https://support.zte.com.cn/zte-iccp-isupport-webui/bulletin/detail/6783201397271515377Vendor Advisories for CVE-2026-49002(1)
These vendors published their own advisory mentioning this CVE — often with vendor-specific remediation steps + affected product lists not in NVD.
Weakness Classification(1)
MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.
Frequently asked(5)
What is CVE-2026-49002?
CVE-2026-49002 is a critical vulnerability published on May 27, 2026. Access control failure means that an application does not effectively check user access permissions, so that unauthorized users can access system data beyond their permissions, such as viewing and modifying configuration information.
When was CVE-2026-49002 disclosed?
CVE-2026-49002 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-2026-49002 actively exploited?
CVE-2026-49002 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 21.2% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.
What is the CVSS score of CVE-2026-49002?
CVE-2026-49002 has a CVSS v4.0 base score of 9.1 (CNA self-assessment; NVD's own analysis pending).
How do I remediate CVE-2026-49002?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-49002, 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
Explore the affected products and dependency analysis for CVE-2026-49002
Is Your Infrastructure Affected by CVE-2026-49002?
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