onyx

onyx --cves cve-2020-8252

CVE-2020-8252

score
<0.1
cvss
7.8
epss
0.7%
published
2020-09-18
kev added
—
first seen

libuv < 10.22.1, < 12.18.4, and < 14.9.0 contain a buffer overflow caused by incorrect buffer size determination in realpath implementation, letting attackers cause buffer overflow if the resolved path exceeds 256 bytes, exploit requires attacker to influence path resolution.

Timeline

How this CVE moved toward exploitation. Chart: last 30 days — trend score, EPSS, community mentions per day; hover the event lane.

events2020-09-18 — PublishedP2026-10-21 — Tracked by OnyxTscore2026-10-21: score <0.1<0.1epss2026-09-22: epss 0.7%2026-09-23: epss 0.7%2026-09-24: epss 0.7%2026-09-25: epss 0.7%2026-09-26: epss 0.7%2026-09-27: epss 0.7%2026-09-28: epss 0.7%2026-09-29: epss 0.7%2026-09-30: epss 0.7%2026-10-01: epss 0.7%2026-10-02: epss 0.7%2026-10-03: epss 0.7%2026-10-04: epss 0.7%2026-10-05: epss 0.7%2026-10-06: epss 0.7%2026-10-07: epss 0.7%2026-10-08: epss 0.7%2026-10-09: epss 0.7%2026-10-10: epss 0.7%2026-10-11: epss 0.7%2026-10-12: epss 0.7%2026-10-13: epss 0.7%2026-10-14: epss 0.7%2026-10-15: epss 0.7%2026-10-16: epss 0.7%2026-10-18: epss 0.7%2026-10-19: epss 0.7%2026-10-20: epss 0.7%2026-10-21: epss 0.7%0.7%mentions/day0no mentions in 30 days2026-09-22today
  1. Published
  2. Tracked by Onyx

Weaknesses

CWE-120

References 8