CVE-2021-27760CWE-20

HCL Notes 11.0 - 11.0.1 FP4 Sametime Embedded chat clients are vulnerable to group chats loading script on restart

Medium · published May 6, 2022

CVSS v3.1
4.6
EPSS
1%
Percentile
53.6
In the wild
Unconfirmed
What it is

An issue was discovered in the Sametime chat feature in the Notes 11.0 - 11.0.1 FP4 clients. An authenticated Sametime chat user could cause Remote Code Execution on another chat client by sending a specially formatted message through chat containing Javascript code.

The record
Technical detail
CVSS v3.1
4.6 · MEDIUM
Vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:L/I:N/A:L
CVSS v4.0
Not supplied
EPSS
0.00727 · 53.6th percentile
Weakness
CWE-20 · Improper Input Validation
Published
2022-05-06T18:10Z
EPSS history
Timeline
  • 06 MAY 18:10Z
    HCL Notes 11.0 - 11.0.1 FP4 Sametime Embedded chat clients are vulnerable to group chats loading script on restart
    cvelistv5