CVE-2026-34002 — The X.Org X Server Denial of Service
CVE-2026-34002 — A flaw was found in the X.Org X server. This vulnerability, an out-of-bounds read, affects the XKB (X Keyboard Extension) modifier map handling. An attacker with access to the X11 server can exploit this by sending a malformed request, which causes the server to read beyond its inte
What This Means For You
- If your environment is affected by CWE-805, review your exposure and prioritize patching based on your environment. Monitor vendor advisories for CVE-2026-34002 updates and patches.
Indicators of Compromise
| ID | Type | Indicator |
|---|---|---|
| CVE-2026-34002 | vulnerability | CVE-2026-34002 |
| CWE-805 | weakness | CWE-805 |
Written by SCW Vulnerability Desk
Source & Attribution
| Source Platform | NVD |
| Channel | National Vulnerability Database |
| Published | May 05, 2026 at 19:16 UTC |
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