CVE-2021-25978CWE-79

Apostrophe - XSS

Medium · published November 7, 2021

CVSS v3.1
5.4
EPSS
0%
Percentile
41.9
In the wild
Unconfirmed
What it is

Apostrophe CMS versions between 2.63.0 to 3.3.1 are vulnerable to Stored XSS where an editor uploads an SVG file that contains malicious JavaScript onto the Images module, which triggers XSS once viewed.

The record
Technical detail
CVSS v3.1
5.4 · MEDIUM
Vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
CVSS v4.0
Not supplied
EPSS
0.00499 · 41.9th percentile
Weakness
CWE-79 · Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
Published
2021-11-07T17:15Z
EPSS history
Timeline
  • 07 NOV 17:15Z
    Apostrophe - XSS
    cvelistv5