Vulnerability Database

308,926

Total vulnerabilities in the database

CVE-2020-36120

Buffer Overflow in the "sixel_encoder_encode_bytes" function of Libsixel v1.8.6 allows attackers to cause a Denial of Service (DoS).

  • Published: Apr 14, 2021
  • Updated: Nov 16, 2025
  • CVE: CVE-2020-36120
  • Severity: High
  • Exploit:

CVSS v3:

  • Severity: High
  • Score: 7.5
  • AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

CVSS v2:

  • Severity: Medium
  • Score: 5
  • AV:N/AC:L/Au:N/C:N/I:N/A:P

CWEs:

Software From Fixed in
libsixel_project / libsixel 1.8.6 1.8.6.x