PT-2026-3290 · Freeter · Freeter

Taurusomar · Published 2026-01-16 · Updated 2026-01-16 · CVE-2021-47835

Positive Technologies (AI Summary)

CVSS v3.1

7.2

High

Base vector

AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:N

Name of the Vulnerable Software and Affected Versions Freeter version 1.2.1

Description The software contains a persistent cross-site scripting issue. Attackers can store malicious payloads in custom widget titles and files. Attackers can craft malicious files with embedded scripts that execute when victims interact with the application, potentially enabling remote code execution.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Exploit

XSS

Weakness Enumeration

CWE-79

Related Identifiers

CVE-2021-47835

Affected Products

Freeter

References · 6

• 🔥 https://exploit-db.com/exploits/49833 · Exploit
• 🔥 https://vulncheck.com/advisories/freeter-persistent-cross-site-scripting · Exploit
• 🔥 https://imgur.com/a/iBuKWm4 · Exploit
• https://nvd.nist.gov/vuln/detail/CVE-2021-47835 · Security Note
• https://twitter.com/CVEnew/status/2012303209755459955 · Twitter Post
• https://freeter.io · Note