Skip to content
Fencer Vulns
low 2.4

CVE-2026-19904 json

SourceCodester Online Book Store System System Settings index.php site_settings cross site scripting

published 2026-08-15 2 mo ago modified 2026-08-20 2 mo ago also EUVD-2026-59783

cvss
2.4
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
0.4%
EPSS 0.4% chance of exploitation in 30 days, percentile 30%
public exploits
0
none known

Summary

A vulnerability was found in SourceCodester Online Book Store System 1.0. This vulnerability affects unknown code of the file /admin/index.php?page=site_settings of the component System Settings Module. The manipulation results in cross site scripting. The attack can be executed remotely. The exploit has been made public and could be used.

CISA SSVC

Exploitation
Proof of concept is public
Automatable
no
Technical impact
partial
Assessed
2 mo ago

Exploit prediction

0.37% chance of exploitation in the next 30 days, higher than 30% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • medium.com https://medium.com/@hemantrajbhati5555/stored-cross-site-scripting-xss-in-system-settings-module-fa4f99ed1544 referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
CNA 4.0 4.8 CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:P/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:P
CNA 3.1 2.4 CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:U/C:N/I:L/A:N/E:P/RL:X/RC:R
CNA 3.0 2.4 CVSS:3.0/AV:N/AC:L/PR:H/UI:R/S:U/C:N/I:L/A:N/E:P/RL:X/RC:R
CNA 2.0 3.3 AV:N/AC:L/Au:M/C:N/I:P/A:N/E:POC/RL:ND/RC:UR
CNA 4.0 1.9 CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:P/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
CNA 3.1 2.4 CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:U/C:N/I:L/A:N
CNA 2.0 3.3 AV:N/AC:L/Au:M/C:N/I:P/A:N

Affected products

  • SourceCodester Online Book Store System

Classification

Weakness
  • CWE-79 Improper Neutralization of Input During Web Page Generation
  • CWE-94 Improper Control of Generation of Code

References

Sources

Fencer Vulns 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.