CVE-2026-76151

A flaw was found in the QtNetwork module of the Qt Framework. This out-of-bounds read vulnerability allows a remote attacker to cause a denial of service application crash. This occurs when an application using QNetworkAccessManager processes an excessively large HTTP Cache-Control header value...

CVE-2026-76151

Out-of-bounds read buffer over-read in the HTTP Cache-Control response header parsing in the QtNetwork module in Qt Group Qt 6.0.0 through 6.8.8, and 6.9.0 through 6.11.1, allows remote attackers to cause a denial of service application crash via an excessively large Cache-Control header value...

UBUNTU-CVE-2026-76151

Out-of-bounds read buffer over-read in the HTTP Cache-Control response header parsing in the QtNetwork module in Qt Group Qt 6.0.0 through 6.8.8, and 6.9.0 through 6.11.1, allows remote attackers to cause a denial of service application crash via an excessively large Cache-Control header value...

PT-2026-93427

Name of the Vulnerable Software and Affected Versions Qt versions 6.0.0 through 6.8.8 Qt versions 6.9.0 through 6.11.1 Description An out-of-bounds read, also known as a buffer over-read, occurs during the parsing of the HTTP Cache-Control response header within the QtNetwork module. A remote...

cache-control.txt

executive summary HTTP cache-control headers such as If-Modified-Since allow servers to track individual users in a manner similar to cookies, but with less constraints. This is a problem for user privacy against which browsers currently provide little protection. problem statement Alice is...