Reference page — cumulative record through Wednesday, August 19, 2026 UTC. Reference pages update as the archive grows; only dated daily editions are immutable pages of record.
SourceCodester Online Book Store System System Settings index.php site_settings cross site scripting
AV AC AT PR UI VC VI VA CVSS EPSS %ile KEV
N L N H P N L N 1.9 .0021 11.5 —
AFFECTED
Product Versions Fixed
Online Book Store System 1.0 – —
TIMELINE
Aug 14 Reserved by VulDB
Aug 15 Published (CNA: VulDB)
Aug 18 EXPLOIT PUBLISHED — CVE-2026-19904 (SourceCodester Online Book Store System). Public exploit reference added.
Description
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.
Lifecycle
Complete event history — 3 events, chronological
| Date | Event | Detail |
|---|
| August 14, 2026 | Reserved | Reserved by VulDB |
| August 15, 2026 | Published | Published (CNA: VulDB) |
| August 18, 2026 | EXPLOIT PUBLISHED | EXPLOIT PUBLISHED — CVE-2026-19904 (SourceCodester Online Book Store System). Public exploit reference added. |
Affected
Affected products and packages — 1 row
| Vendor | Product / Package | Ecosystem | Version introduced | Fixed |
|---|
| SourceCodester | Online Book Store System | — | 1.0 | — |
About this page
This is a reference page, not a dated page of record. It assembles the complete lifecycle of CVE-2026-19904 from the CVE Program record, NVD enrichment, the CISA KEV catalog, EPSS, and OSV advisories. The box score's numbers (CVSS, EPSS, KEV status) are current as of Wednesday, August 19, 2026 UTC and are re-derived as the archive grows; only dated daily editions are immutable pages of record. The authoritative source for this identifier is cve.org.