Netskope was notified about a potential gap in its Netskope Client for Windows systems where a malicious insider with administrative privileges can potentially tamper with the customer IOCTL by sending crafted IOCTL requests to the driver. A successful exploit can result in the bypassing of all anti-tampering protections for the NSClient.Affected Product(s) and Version(s) * Product Name: Netskope Client * Affected Platform: Windows * Affected Version: All version below R138
CVE-2025-15641
This medium-severity CVE scores 6.8 under a secondary CVSS source (NVD's own analysis pending). EPSS exploit probability: 0.2%, top 94% of all CVEs by exploit prediction. GitHub Security Advisory data not yet ingested — confidence will rise once GHSA publishes (typical lag: hours to days for open-source ecosystem CVEs; never for infrastructure-only CVEs).
- Lower severity and no public exploit yet
No vendor fix yet — apply a workaround or compensating control (WAF / firewall / segmentation) and watch for a patch.
- CVSS v3
- 6.8
- EG Score
- 6.8(medium)
- EPSS
- 5.8%
- KEV
- Not listed
Published
June 17, 2026
Last Modified
June 17, 2026
Advisory Details (1)
Auto-updated Jun 18, 2026NSKPSA-2025-007 - Netskope Client Exposed IOCTL with Insufficient Access Controls - Netskope
https://www.netskope.com/resources/netskope-resources/netskope-security-advisory-nskpsa-2025-007Vendor Advisories for CVE-2025-15641(1)
These vendors published their own advisory mentioning this CVE — often with vendor-specific remediation steps + affected product lists not in NVD.
Weakness Classification(1)
MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.
Data Freshness Timeline
(refreshed 21× in last 7d / 71× in last 30d)
Each row is a source pipeline that fetched or updated this CVE on that date, with what changed. For example, "NVD update" means NVD published or revised its analysis for this CVE; "MITRE cvelistV5" means we ingested or refreshed it from the CNA feed. Most recent first.
- 2026-07-06 16:26 UTCEPSS rescore
- 2026-07-06 15:57 UTCEG score recompute
- 2026-07-06 15:57 UTCGHSA enrichment
- 2026-07-06 02:22 UTCEPSS rescore
- 2026-07-06 02:22 UTCEPSS rescore
- 2026-07-05 17:12 UTCEG score recompute
- 2026-07-05 17:12 UTCGHSA enrichment
- 2026-07-05 02:30 UTCEPSS rescore
- 2026-07-04 18:28 UTCEG score recompute
- 2026-07-04 18:28 UTCGHSA enrichment
- 2026-07-04 06:30 UTCEPSS rescore
- 2026-07-03 19:02 UTCEG score recompute
- 2026-07-03 19:02 UTCGHSA enrichment
- 2026-07-02 20:19 UTCEG score recompute
- 2026-07-02 20:19 UTCGHSA enrichment
- 2026-07-01 21:36 UTCEG score recompute
- 2026-07-01 21:36 UTCGHSA enrichment
- 2026-07-01 15:06 UTCEPSS rescore
- 2026-06-30 23:21 UTCEPSS rescore
- 2026-06-30 22:51 UTCEG score recompute
- 2026-06-30 22:51 UTCGHSA enrichment
- 2026-06-30 00:08 UTCEG score recompute
- 2026-06-30 00:08 UTCGHSA enrichment
- 2026-06-29 14:06 UTCEPSS rescore
- 2026-06-29 01:24 UTCEG score recompute
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- 2026-06-29 01:24 UTCGHSA enrichment
- 2026-06-28 14:07 UTCEPSS rescore
- 2026-06-28 14:07 UTCEPSS rescore
- 2026-06-28 04:55 UTCEPSS rescore
- 2026-06-28 02:41 UTCEG score recompute
- 2026-06-28 02:41 UTCGHSA enrichment
- 2026-06-27 03:57 UTCEG score recompute
- 2026-06-27 03:57 UTCGHSA enrichment
- 2026-06-27 03:08 UTCEPSS rescore
- 2026-06-27 03:08 UTCEPSS rescore
- 2026-06-26 05:14 UTCEG score recompute
- 2026-06-26 05:14 UTCGHSA enrichment
- 2026-06-25 13:49 UTCEPSS rescore
- 2026-06-25 13:49 UTCEPSS rescore
- 2026-06-25 06:30 UTCEG score recompute
- 2026-06-25 06:30 UTCGHSA enrichment
- 2026-06-24 14:04 UTCEPSS rescore
- 2026-06-24 14:04 UTCEPSS rescore
- 2026-06-24 07:44 UTCEG score recompute
- 2026-06-24 07:44 UTCGHSA enrichment
- 2026-06-23 21:32 UTCEPSS rescore
- 2026-06-23 08:20 UTCEG score recompute
- 2026-06-23 08:19 UTCGHSA enrichment
- 2026-06-22 14:25 UTCEPSS rescore
- 2026-06-22 14:25 UTCEPSS rescore
- 2026-06-22 09:35 UTCEG score recompute
- 2026-06-22 09:35 UTCGHSA enrichment
- 2026-06-21 14:56 UTCEPSS rescore
- 2026-06-21 14:56 UTCEPSS rescore
- 2026-06-21 10:49 UTCEG score recompute
- 2026-06-21 10:49 UTCGHSA enrichment
- 2026-06-21 01:59 UTCEPSS rescore
- 2026-06-21 01:59 UTCEPSS rescore
- 2026-06-20 12:03 UTCEG score recompute
- 2026-06-20 12:03 UTCGHSA enrichment
- 2026-06-19 19:25 UTCEPSS rescore
- 2026-06-19 19:25 UTCEPSS rescore
- 2026-06-19 13:21 UTCEG score recompute
- 2026-06-19 13:21 UTCGHSA enrichment
- 2026-06-18 17:52 UTCEPSS rescore
- 2026-06-18 17:52 UTCEPSS rescore
- 2026-06-18 14:37 UTCEG score recompute
- 2026-06-18 14:37 UTCGHSA enrichment
- 2026-06-17 17:52 UTCEPSS rescore
- 2026-06-17 15:53 UTCEG score recompute
- 2026-06-17 15:50 UTCNVD updatefirst tracked
Frequently asked(5)
What is CVE-2025-15641?
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Dependency Blast Radius
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