CVE-2026-66315: Use after free in Microsoft Edge (Chromium-based) allows an unauthorized attacker to execute code over a network.
Use after free in Microsoft Edge (Chromium-based) allows an unauthorized attacker to execute code over a network.
Details
Original advisory: https://nvd.nist.gov/vuln/detail/CVE-2026-66315
Referenced CVEs
| CVE | CSIRTS overview | External |
|---|---|---|
| CVE-2026-66315 | coverage & exploitation status | NVD · CVE.org |
Same CVEs, other sources
How other CERTs, PSIRTs and databases cover the vulnerabilities in this advisory.
Recent advisories for Use after free
A cluster of recent advisories against the same product widens the attack surface — attackers routinely chain freshly published CVEs on one product, so review these together.
- highCVE-2026-62870: Use after free in Microsoft Office Excel allows an unauthorized attacker to execute code over …nvd · 2026-08-04
- mediumCVE-2026-20473: In display, there is a possible memory corruption due to use after free. This could lead to lo…nvd · 2026-08-03
- highCVE-2026-67300: FreeRDP before 3.29.0 contains client-side heap use-after-free vulnerabilities in the async up…nvd · 2026-08-01
- highCVE-2026-67299: FreeRDP before 3.29.0 contains a client-side heap use-after-free in the async update message p…nvd · 2026-08-01
- highCVE-2026-65981: Coturn is a free open source implementation of TURN and STUN Server. Prior to 4.15.0, a server…nvd · 2026-07-31
- highCVE-2026-63035: A heap use-after-free vulnerability in the TransferSubscriptions service in open62541 may allo…nvd · 2026-07-30
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