CVE-2016-20098CWE-79cross-site-scripting

CVE-2016-20098

Medium · published October 9, 2026

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

Moderator Toolbox (reddit-moderator-toolbox) before 4.0.14 contains a stored cross-site scripting vulnerability in the removalreasons module, which inserts subreddit toolbox wiki fields into popup HTML without encoding. Attackers who can edit the toolbox wiki page can plant JavaScript in fields like pmsubject, header, or reason titles to act with moderators' Reddit sessions.

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
5.1 · CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:L/VI:L/VA:N/SC:L/SI:L/SA:N
EPSS
0.00165 · 5.4th percentile
Weakness
CWE-79 · Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
Published
2026-10-09T21:16Z
References (3)
https://github.com/toolbox-team/reddit-moderator-toolbox · [email protected]https://github.com/toolbox-team/reddit-moderator-toolbox/commit/26f45ba21d84cecb92b1a820896ad3bf5254376e · [email protected]https://www.vulncheck.com/advisories/moderator-toolbox-before-4.0.14-stored-xss-via-removal-reasons-configuration · [email protected]
EPSS history
Timeline
  • 11 OCT 03:07Z
    EPSS moved — → 0%
    epss
  • 09 OCT 16:04Z
    Moderator Toolbox before 4.0.14 Stored XSS via Removal Reasons Configuration
    cvelistv5
  • 09 OCT 16:04Z
    Moderator Toolbox before 4.0.14 Stored XSS via Removal Reasons Configuration
    cvelistv5