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CVE-2026-62702

MEDIUM 6.8

Published 2026-08-11 · Last modified 2026-08-21

Null pointer dereference in Windows Graphics Kernel allows an unauthorized attacker to deny service over a network.

NO EXPLOITATION SIGNALS

No known exploitation, public exploit, or elevated probability at this time. Track for changes.

Exploitation likelihood

0.9%chance of exploitation in 30 days · 58th percentile

○ In CISA KEV ○ Public exploit / PoC

Impact if exploited

6.8CVSS 3.1 · MEDIUM

  • ConfidentialityNone
  • IntegrityNone
  • AvailabilityHigh

What an attacker needs

  • ✓Access: Reachable over the network — no local access needed
  • ✓Privileges: No account or privileges required
  • ✓User interaction: No user interaction needed
  • ⚠Complexity: Needs a race window or specific setup

✓ lowers the bar for an attacker · ⚠ raises it

Proof of concept & exploit code

Test against your own equipment

curl -s https://vulnpedia.com/cve/CVE-2026-62702/poc.jsonMachine-readable PoC index for this CVE (for automation).

Listed for defensive triage, patch verification, and authorized testing on systems you own. Machine-readable: /cve/CVE-2026-62702/poc.json

Affected

Vendors Microsoft

Products Windows 10 Version 21h2 Windows 10 Version 22h2 Windows 11 Version 23h2 Windows 11 Version 24h2 Windows 11 Version 25h2 Windows 11 Version 26h1 Windows Server 2022 Windows Server 2025 Windows Server 2025 (Server Core Installation) Windows 10 21h2 Windows 10 22h2 Windows 11 23h2

Weakness (CWE)

  • CWE-476: : NULL Pointer Dereference

CVSS vector

CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:N/I:N/A:H/E:U/RL:O/RC:C

Known Affected Software Configurations

VendorProductVersion range
MicrosoftWindows 10 21h2< 10.0.19044.7663
MicrosoftWindows 10 21h2< 10.0.19044.7663
MicrosoftWindows 10 21h2< 10.0.19044.7663
MicrosoftWindows 10 22h2< 10.0.19045.7663
MicrosoftWindows 10 22h2< 10.0.19045.7663
MicrosoftWindows 10 22h2< 10.0.19045.7663
MicrosoftWindows 11 23h2< 10.0.22631.7517
MicrosoftWindows 11 23h2< 10.0.22631.7517
MicrosoftWindows 11 24h2< 10.0.26100.9106
MicrosoftWindows 11 24h2< 10.0.26100.9106
MicrosoftWindows 11 25h2< 10.0.26200.9106
MicrosoftWindows 11 25h2< 10.0.26200.9106
MicrosoftWindows 11 26h1< 10.0.28000.2704
MicrosoftWindows 11 26h1< 10.0.28000.2704
MicrosoftWindows Server 2022< 10.0.20348.5440
MicrosoftWindows Server 2025< 10.0.26100.33222

All CVSS metrics

  • MEDIUM 6.8 v3.1 · CNA Primary
    CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:N/I:N/A:H/E:U/RL:O/RC:C
  • MEDIUM 6.8 v3.1 · NVD Secondary
    CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:N/I:N/A:H
  • HIGH 8.6 v3.1 · NVD Primary
    CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H

References

Patches & mitigations

Sources: NVD · CVE.org · EPSS