In GNU Less before 609, crafted data can result in "less -R" not filtering ANSI escape sequences sent to the terminal.
https://www.openwall.com/lists/oss-security/2023/02/07/7
https://security.gentoo.org/glsa/202310-11
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/LR7AUWB34JD4PCW3HHASBEDGGHFWPAQP/
http://www.openwall.com/lists/oss-security/2023/02/07/7
https://github.com/gwsw/less/commit/a78e1351113cef564d790a730d657a321624d79c
http://www.greenwoodsoftware.com/less/news.609.html
Source: Mitre, NVD
Published: 2023-02-07
Updated: 2025-03-25
Base Score: 7.8
Vector: CVSS2#AV:N/AC:L/Au:N/C:N/I:N/A:C
Severity: High
Base Score: 7.5
Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
EPSS: 0.00074