PT-2026-58160 · Microsoft · Windows

CVE-2026-49788 · Published 2026-07-14 · Updated 2026-07-22

Positive Technologies (AI Summary)

CVSS v2.0

7.8

High

Base vector

AV:N/AC:L/Au:N/C:N/I:N/A:C

Name of the Vulnerable Software and Affected Versions The product name cannot be determined (affected versions not specified)

Description An issue exists where the allocation of resources without limits or throttling in HTTP/2 allows an unauthorized attacker to cause a denial-of-service over a network, affecting the system's availability.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

DoS

Allocation of Resources Without Limits

Weakness Enumeration

CWE-770

Related Identifiers

BDU:2026-09817

CVE-2026-49788

Affected Products

Windows

References · 6

• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2026-49788 · Security Note
• https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-49788 · Vendor Advisory
• https://msrc.microsoft.com/update-guide/en-US/advisory/CVE-2026-49788 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2026-49788 · Security Note
• https://bdu.fstec.ru/vul/2026-09817 · Security Note
• https://t.me/cveNotify/212125 · Telegram Post