# CVE-2026-10258: itsourcecode Content Management System SQL injection in add_sub_topic.php

Source: https://junglewise.ai/threats/cve-2026-10258-itsourcecode-content-management-system-sql-injection-in-add-sub  
Publisher: Junglewise Threat Intelligence, https://junglewise.ai/threats  
Published: 2026-06-01. Updated: 2026-06-01  
License: CC BY 4.0 with a link back

CVE-2026-10258 · Severity: medium · CVSS 6.3 · Published 2026-06-01

itsourcecode Content Management System 1.0 is a PHP-based platform used for managing website content. A security vulnerability in the system's administrative interface allows an attacker to perform SQL injection. If exploited, this could lead to unauthorized access to the database, exposure of sensitive information, or the ability to modify or delete website data.

Technologies: [Itsourcecode Content Management System](https://junglewise.ai/threats/technologies/content-management-system). Vendors: [Itsourcecode](https://junglewise.ai/threats/vendors/itsourcecode).

## Quick answers

**Is CVE-2026-10258 exploited in the wild?** No. Junglewise Threat Intelligence has no report of CVE-2026-10258 being exploited in the wild.

**How severe is CVE-2026-10258?** Medium severity, with a CVSS score of 6.3, published 1 June 2026.

**Which products and versions are affected?** Itsourcecode Content Management System 1.0.

**Is there a fix for CVE-2026-10258?** No fixed version is recorded yet. Check the vendor's advisory in the references below. If you run it, Junglewise drafts a mitigation that fits your setup and applies it once you approve, with senior security engineers behind it.

**How is CVE-2026-10258 attacked?** It is attacked over the network, in a network appliance.

**Am I affected by CVE-2026-10258?** Check whether you run Itsourcecode Content Management System at an affected version. Junglewise does that check for you around the clock: connect your code, cloud and domains, and it matches new vulnerabilities like this one against what you actually run and tells you when one reaches you.

## Technical details

A SQL injection vulnerability exists in itsourcecode Content Management System 1.0 within the /admin/add_sub_topic.php file. The root cause is the failure to properly sanitize or validate the 'topic_id' GET parameter before using it in a database query. A remote attacker with low-level privileges (authenticated user) can exploit this by sending a specially crafted UNION-based SQL query. Successful exploitation allows the attacker to bypass database security controls, extract sensitive data, or manipulate database records. A public exploit (PoC) using sqlmap has been disclosed.

## Affected products

- itsourcecode Content Management System 1.0

## Timeline

- 2026-05-09: disclosed: Initial vulnerability report on GitHub
- 2026-06-01: advisory: NVD/VulDB publication date

## References

- [https://github.com/ltranquility/vuln_submit/issues/5](https://github.com/ltranquility/vuln_submit/issues/5)
- [https://itsourcecode.com/](https://itsourcecode.com/)
- [https://vuldb.com/cve/CVE-2026-10258](https://vuldb.com/cve/CVE-2026-10258)
- [https://vuldb.com/submit/824522](https://vuldb.com/submit/824522)
- [https://vuldb.com/vuln/367538](https://vuldb.com/vuln/367538)
- [https://vuldb.com/vuln/367538/cti](https://vuldb.com/vuln/367538/cti)

## Related threats

- [itsourcecode Content Management System SQL injection in edit_topic.php](https://junglewise.ai/threats/cve-2026-10265-itsourcecode-content-management-system-sql-injection-in-edit)
- [itsourcecode Content Management System SQL injection in save_comment.php](https://junglewise.ai/threats/cve-2026-10256-itsourcecode-content-management-system-sql-injection-in-save)
- [itsourcecode Content Management System SQL injection in instructions.php](https://junglewise.ai/threats/cve-2026-10242-itsourcecode-content-management-system-sql-injection-in)