---
id: "CVE-2026-123028"
kind: "vulnerability"
aliases: ["CVE-2026-123028"]
title: "itsourcecode Online Book Store: SQL injection via admin_edit.php bookisbn parameter"
severity: "high"
cvss: 7.5
epss: null
exploited: false
status: "open"
category: "other"
products: [{"name": "Online Book Store", "fixed": [], "affected": "1.0", "ecosystem": "vendor"}]
ecosystems: []
tags: ["online-book-store", "other", "php", "self-hosted"]
not_affected_if: ["admin-page-not-deployed", "blocked-from-internet"]
published_at: "2026-11-05T14:17:04+00:00"
first_seen_at: "2026-11-05T14:39:18+00:00"
updated_at: "2026-11-05T14:42:35+00:00"
sources: [{"source": "nvd", "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-123028", "first_seen_at": "2026-11-05T14:39:18+00:00"}, {"source": "analyst", "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-123028", "first_seen_at": "2026-11-05T14:42:35+00:00", "cites": ["https://nvd.nist.gov/vuln/detail/CVE-2026-123028"]}]
exploit_sources: []
---

# itsourcecode Online Book Store: SQL injection via admin_edit.php bookisbn parameter

The itsourcecode Online Book Store 1.0 admin page admin_edit.php does not safely handle the bookisbn argument, allowing SQL injection. A remote attacker can run database queries and may read or change stored data, and a public exploit is said to exist.

_Summary, check and fix written by a model from the sources; labelled as such._

## Affected

- vendor:Online Book Store affected 1.0 fixed no fixed version listed

## How to check

- Check whether you run itsourcecode Online Book Store 1.0 and whether /admin_edit.php exists in the web root
- Request /admin_edit.php without logging in; if it answers, treat it as exposed
- Review admin_edit.php for the bookisbn request value used directly in an SQL query

## Fix

No vendor or project fix found; NVD lists none. Mitigate by blocking /admin_edit.php from the internet or rewriting the query with prepared statements.

## Timeline

- 2026-11-05T14:39:18+00:00 nvd https://nvd.nist.gov/vuln/detail/CVE-2026-123028
- 2026-11-05T14:42:35+00:00 analyst https://nvd.nist.gov/vuln/detail/CVE-2026-123028 — NVD fetch returned only the description (page text not retrievable); no vendor fix or advisory found; sibling CVEs on the same app (book.php, edit_book.php, admin_delete.php) also unfixed. Auth requirement not stated in the sources; CNA vector says PR:N. Exploit stated public but no link found.

## Documents

- [advisory] NVD CVE-2026-123028 https://nvd.nist.gov/vuln/detail/CVE-2026-123028

## From the sources

A vulnerability was identified in itsourcecode Online Book Store 1.0. Affected by this issue is some unknown functionality of the file /admin_edit.php. The manipulation of the argument bookisbn leads to sql injection. It is possible to initiate the attack remotely. The exploit is publicly available and might be used.

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