Skip to content

CVE-2025-7775

Improper Restriction of Memory Buffer: Is CVE-2025-7775 real, exploitable, or a false positive? Here's the community verdict.

☆ Watch

signals

public sources

Exploited in wild
Yes
CISA KEV
Public exploit
None known
Metasploit/EDB/PoC
Base severity
9.8 Critical
CVSS
Exploitation prob.
20%
FIRST EPSS
Weakness
CWE-119 · Improper Restriction of Memory Buffer
CWE

Confirmed exploited in the wild. Patch this first, regardless of the base score.

baseline read

auto · not a community verdict

Real — exploited in the wild

CISA confirms active exploitation. Treat scanner hits as true positives unless your specific version or config is unaffected.

Based on CISA KEV

Confirm or dispute →

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Memory overflow vulnerability leading to Remote Code Execution and/or Denial of Service in NetScaler ADC and NetScaler Gateway when NetScaler is configured as Gateway (VPN virtual server, ICA Proxy, CVPN, RDP Proxy) or AAA virtual server (OR) NetScaler ADC and NetScaler Gateway 13.1, 14.1, 13.1-FIPS and NDcPP: LB virtual servers of type (HTTP, SSL or HTTP_QUIC) bound with IPv6 services or servicegroups bound with IPv6 servers (OR) NetScaler ADC and NetScaler Gateway 13.1, 14.1, 13.1-FIPS and NDcPP: LB virtual servers of type (HTTP, SSL or HTTP_QUIC) bound with DBS IPv6 services or servicegroups bound with IPv6 DBS servers (OR) CR virtual server with type HDX

References

NVD MITRE CVE.org CISA KEV

Published

Embed this verdict
TruePositive verdict for CVE-2025-7775
Markdown
[![TruePositive verdict](https://www.truepositive.app/cve/CVE-2025-7775/badge.svg)](https://www.truepositive.app/cve/CVE-2025-7775)
HTML
<a href="https://www.truepositive.app/cve/CVE-2025-7775"><img src="https://www.truepositive.app/cve/CVE-2025-7775/badge.svg" alt="TruePositive verdict for CVE-2025-7775"></a>

Live badge that updates automatically as the community verdict changes.

Community ground truth

Be the first practitioner to weigh in

So far this is only TruePositive's editorial baseline from public sources. Add your real-world verdict below — it becomes the signal the next person triaging this relies on.

🥇 The first 50 practitioners to contribute earn a Founding Contributor badge.

In your experience, is this finding real and exploitable?

awaiting field verdicts
Real, but not a risk here
Not a real issue

Curated baseline: TruePositive's read from public sources is Real & exploitable — a starting point, not a community verdict.

No account needed. Anonymous verdicts post as an unverified signal. Log in to make yours verified and earn reputation.

Field notes & remediation

Verdicts are the quick signal. Notes are the evidence and fixes behind them.

  • 0
    Field note · TruePositive EditorialCurated

    Citrix NetScaler Memory Overflow Vulnerability — Citrix NetScaler ADC and NetScaler Gateway contain a memory overflow vulnerability that could allow for remote code execution and/or denial of service. Listed in the CISA KEV catalog (added 2025-08-26) — confirmed exploited in the wild, not theoretical. FIRST EPSS puts the chance of exploitation in the next 30 days at ~20%. Treat it as real and prioritize remediation over triage.

  • 0
    Remediation · TruePositive EditorialCurated

    Required action for Citrix NetScaler: Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable. CISA set a federal remediation due date of 2025-08-28. After patching, verify the vulnerable path is no longer reachable before closing the finding.

Add a field note or remediationoptional
Note type

What are you adding?

Markdown supported · minimum 20 characters.

Related CVEs

Same weakness: CWE-119 · Improper Restriction of Memory Buffer.