CVE-2025-5777
Out-of-bounds Read — is CVE-2025-5777real, exploitable, or a false positive? Here's the community ground truth.
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Insufficient input validation leading to memory overread when the NetScaler is configured as a Gateway (VPN virtual server, ICA Proxy, CVPN, RDP Proxy) OR AAA virtual server
References
Published
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Community ground truth
Community verdict
2 verdictsto add your verdict.
Practitioners rate this higher than its CVSS — treat with extra caution.
Field notes & remediation
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No notes yet — be the first to share what you saw or a fix that worked.
Related CVEs
Same weakness — CWE-125 · Out-of-bounds Read.
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The (1) TLS and (2) DTLS implementations in OpenSSL 1.0.1 before 1.0.1g do not properly handle Heartbeat Extension packets, which allows remote attackers to obtain sensitive information from process memory via crafted packets that trigger a buffer over-read, as demonstrated by reading private keys, related to d1_both.c and t1_lib.c, aka the Heartbleed bug.
- CVE-2026-3055CVSS 9.8KEVEPSS 84%
Insufficient input validation in NetScaler ADC and NetScaler Gateway when configured as a SAML IDP leading to memory overread
- CVE-2016-1646CVSS 8.8KEVEPSS 45%
The Array.prototype.concat implementation in builtins.cc in Google V8, as used in Google Chrome before 49.0.2623.108, does not properly consider element data types, which allows remote attackers to cause a denial of service (out-of-bounds read) or possibly have unspecified other impact via crafted JavaScript code.