Vulnerability · Published Aug 14, 2025 · Assigned by Netskope

CVE-2025-5941Out-of-Bounds Read Vulnerability in Netskope Client

Low 2.0

In plain English

A low-severity out-of-bounds read in Netskope Client from Netskope. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.1% (higher than 2% of all known vulnerabilities).

Severity (CVSS 4.0)2.0Low

Exploit odds (30 days)0.1%top 98.0% of all CVEs

Exploited in the wildNo reportsCISA SSVC: none

Attack toolingNoneno public tooling known

Official description

Netskope is notified about a potential gap in its agent (NS Client) in which a malicious actor could trigger a memory leak by sending a crafted DNS packet to a machine. A successful exploitation may require administrative privileges on the machine, based on the exact configuration. A successful exploit can potentially result in user-controllable memory being leaked in a domain name stored on the local machine.

Affected products (as reported)

Vendor	Product	Versions
Netskope	Netskope Client	0 – through 128.0.0

Weakness: CWE-125 · Vector: CVSS:4.0/AV:L/AC:H/AT:P/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N

References

https://www.netskope.com/company/security-compliance-and-assurance/security-advisories-and-disclosures/netskope-security-advisory-nskpsa-2025-001 vendor-advisory