CVE-2026-51535

Resource Exhaustion Leading to Denial of Service in OpENer 2.3.0

Published Jul 8, 2026 CVSS 3.1 · 7.5 High EPSS < 1% KEV · Not listed
Description
In OpENer 2.3.0 (commit 76b95cf), a resource exhaustion (Denial of Service) vulnerability exists in its network processing loop.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

No advisories available
History
Type Values Removed Values Added
Title Resource Exhaustion Leading to Denial of Service in OpENer 2.3.0
Type Values Removed Values Added
Title OpENer 2.3.0 Resource Exhaustion Denial of Service Vulnerability
Type Values Removed Values Added
Title OpENer 2.3.0 Resource Exhaustion Denial of Service Vulnerability
Type Values Removed Values Added
Title OpENer 2.3.0 Resource Exhaustion Vulnerability Leading to Denial of Service
Type Values Removed Values Added
Title OpENer 2.3.0 Resource Exhaustion Vulnerability Leading to Denial of Service
Type Values Removed Values Added
Title Resource Exhaustion Denial of Service in OpENer 2.3.0 Network Loop
Type Values Removed Values Added
Title Resource Exhaustion Denial of Service in OpENer 2.3.0 Network Loop
Type Values Removed Values Added
Title Resource Exhaustion Vulnerability in OpENer 2.3.0 Network Processing Loop
Type Values Removed Values Added
Title Resource Exhaustion Vulnerability in OpENer 2.3.0 Network Processing Loop
Type Values Removed Values Added
Title Resource Exhaustion Denial of Service in OpENer 2.3.0 Network Processing Loop
Weaknesses CWE-770
Type Values Removed Values Added
Weaknesses CWE-400
Metrics cvssV3_1

{'score': 7.5, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H'}

ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'poc', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Type Values Removed Values Added
Title Resource Exhaustion Denial of Service in OpENer 2.3.0 Network Processing Loop
Weaknesses CWE-770
Type Values Removed Values Added
First Time appeared Eipstackgroup
Eipstackgroup opener
Vendors & Products Eipstackgroup
Eipstackgroup opener
Type Values Removed Values Added
Description In OpENer 2.3.0 (commit 76b95cf), a resource exhaustion (Denial of Service) vulnerability exists in its network processing loop.
References
Weaknesses

Sources

Status
PUBLISHED
Assigner
mitre
Published
Updated
Jul 9, 2026, 3:07 PM
Reserved
Jun 8, 2026, 12:00 AM
Status
Deferred
Published
Jul 8, 2026, 10:17 PM
Modified
Jul 9, 2026, 5:02 PM