Skip to content
Fencer Intel
medium 6.4

CVE-2020-23835 json

A Reflected Cross-Site Scripting (XSS) vulnerability in the index.php login-portal webpage of SourceCodester Tailor Management System v1.0…

published 6y ago modified 4mo ago also EUVD-2020-16573

cvss
6.4
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
2.3%
EPSS 2.3% chance of exploitation in 30 days, percentile 83%
public exploits
1
Exploit-DB

Summary

A Reflected Cross-Site Scripting (XSS) vulnerability in the index.php login-portal webpage of SourceCodester Tailor Management System v1.0 allows remote attackers to harvest keys pressed by an unauthenticated victim who clicks on a malicious URL and begins typing.

Is CVE-2020-23835 in your stack? Fencer shows which of your repositories are affected as soon as an advisory lands, and opens the fix as a pull request.

Check with Fencer

Timeline

  1. Published
  2. First public exploit (EDB-48813)

Exploit prediction

2.29% chance of exploitation in the next 30 days, higher than 83% of all scored CVEs (FIRST EPSS, 2026-11-09).

Exploits and checks

  • EDB-48813 Tailor MS 1.0 - Reflected Cross-Site Scripting webapps, 2020-09-15
  • github.com https://github.com/boku7/tailorMS-rXSS-Keylogger referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
CNA 3.1 6.4 CVSS:3.1/AC:H/AV:N/A:L/C:H/I:L/PR:N/S:U/UI:R
CNA 3.1 6.4 CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:L/A:L
NVD 3.1 6.1 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
NVD 2.0 4.3 AV:N/AC:M/Au:N/C:N/I:P/A:N

Classification

Weakness
  • CWE-79 Improper Neutralization of Input During Web Page Generation

References

Sources

Fencer Intel keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.