Access Control Bypass Affecting eipstackgroup/opener package, versions [0,]
Threat Intelligence
The probability is the direct output of the EPSS model, and conveys an overall sense of the threat of exploitation in the wild. The percentile measures the EPSS probability relative to all known EPSS scores. Note: This data is updated daily, relying on the latest available EPSS model version. Check out the EPSS documentation for more details.
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- published14 Jul 2026
- disclosed14 Jul 2026
- creditUnknown
Introduced: 14 Jul 2026
CVE-2026-51538 (opens in a new tab)How to fix?
There is no fixed version for eipstackgroup/opener.
Overview
Affected versions of this package are vulnerable to Access Control Bypass in the handling of encapsulation sessions due to insufficient verification of the association between session_handle and the originating TCP connection. An attacker can gain unauthorized access by reusing a valid session_handle from another legitimate client to bypass access controls.