CVE-2021-42841

Insta HMS before 12.4.10 is vulnerable to XSS because of improper validation of user-supplied input by multiple scripts

published January 6, 2022

CVSS
—
EPSS
1%
Percentile
57.8
In the wild
Unconfirmed
What it is

Insta HMS before 12.4.10 is vulnerable to XSS because of improper validation of user-supplied input by multiple scripts. A remote attacker could exploit this vulnerability via a crafted URL to execute script in a victim's Web browser within the security context of the hosting Web site, once the URL is clicked. An attacker could use this vulnerability to steal the victim's cookie-based authentication credentials.

The record
Technical detail
CVSS
Not scored
CVSS v4.0
Not supplied
EPSS
0.00852 · 57.8th percentile
Published
2022-01-06T20:04Z
EPSS history
Timeline
  • 06 JAN 20:04Z
    Insta HMS before 12.4.10 is vulnerable to XSS because of improper validation of user-supplied input by multiple scripts
    cvelistv5