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Xorg-x11-server

28 CVEs tracked. None of them is in CISA KEV.

This hub aggregates every CVE we track for Xorg-x11-server, a product in the operating systems space. Use it to gauge the current risk picture and drill into individual advisories.

Xorg-x11-server CVEs per month

Dec 2024 to Nov 2026. Point at a month, or focus the strip and use the arrow keys.
Xorg-x11-server CVEs per month
MonthCVEs
2024-120
2025-010
2025-020
2025-030
2025-040
2025-050
2025-060
2025-070
2025-080
2025-090
2025-100
2025-110
2025-120
2026-010
2026-020
2026-030
2026-040
2026-050
2026-060
2026-071
2026-080
2026-090
2026-1012
2026-110

Severity

How the 28 CVEs score on CVSS. Severity is not exploitation: KEV is counted above.

  • Critical1144%
  • High1040%
  • Medium416%

Latest CVEs

The 15 most recently published vulnerabilities affecting Xorg-x11-server.

  1. CVE-2026-93536X.Org Server GestureBuildSprite Use-After-Free5.3
  2. CVE-2026-93524X.Org Server XKB SetMap Key Width/Action Count Desync Out-Of-Bounds Read—
  3. CVE-2026-93523X.Org Server XInput2 PassiveUngrabDevice Out-of-Bounds Write7.8
  4. CVE-2026-93522X.Org Server Glamor CopyArea Heap Buffer Overflow7.8
  5. CVE-2026-93521X.Org Server RandR ChangeProviderProperty Heap Buffer Overflow7.8
  6. CVE-2026-93520X.Org Server XKB ChangeKeycodeRange Heap Out-of-Bounds Write7.8
  7. CVE-2026-93519X.Org Server XFixes Pointer Barrier Event List Buffer Overflow7.8
  8. CVE-2026-93518X.Org Server XKB ResizeKeyType Numeric Truncation7.8
  9. CVE-2026-93517X.Org Server GLX RenderLarge Heap Buffer Overflow—
  10. CVE-2026-93516.Org Server XInput Passive Grab Use-After-Free5.5
  11. CVE-2026-93515.Org Server Present Extension Use-After-Free—
  12. CVE-2026-88812X.Org Server XKB SetGeometry TextDoodad Double Free7.8
  13. CVE-2026-56000xorg-x11-server / xwayland GLX contextTags Use-After-Free in CommonMakeCurrent()7.8
  14. CVE-2023-6377Xorg-x11-server: out-of-bounds memory reads/writes in xkb button actions7.8
  15. CVE-2020-25712A flaw was found in xorg-x11-server before 1.20.10. A heap-buffer overflow in XkbSetDeviceInfo may lead to a privilege escalation vulnerability. The highest threat from this vulnerability is to dat...7.8

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