Integer underflow (wrap or wraparound) in Microsoft Windows Codecs Library allows an unauthorized attacker to execute code over a network.
Integer underflow (wrap or wraparound) in Microsoft Windows Codecs Library allows an unauthorized attacker to execute code over a network.
Read at NIST National Vulnerability Database (CVE API 2.0)
- Vendor
- Microsoft
- Product
- HEVC Video Extensions, HEVC Video Extensions for Licensed Applications, HEVC Video Extensions from Device Manufacturer
- CVSS v3.1
- 8.8 AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
- Exploitation
- SSVC none, automatable no, impact total
- Weakness
- CWE-191
- Exposure class
- Operating system
- NVD status
- Awaiting Analysis
Why it ranks 45 (High)
- CVSS v3.1 8.8 high
- SSVC: total technical impact
- Product class: operating system
- Widely deployed vendor product (Microsoft)
- Covered by 2 independent sources
- Recency: items published within 24 hours gain 15, within 72 hours 6, within 7 days 2.
Links
- NIST National Vulnerability Database (CVE API 2.0) (nvd.nist.gov)
- CVE-2026-114164 on this site · NVD · CVE.org · Vulnpedia
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