VDB-377887 · Submit #855010 · CVE-2026-15537

SourceCodester Online Book Store System 1.0 admin/login.php Username sql injection

CVSS Meta Temp Score CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.	Current Exploit Price (≈) Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.	CTI Interest Score Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
6.6	$0-$5k	2.75+

Summaryinfo

A vulnerability classified as critical has been found in SourceCodester Online Book Store System 1.0. This issue affects some unknown processing of the file admin/login.php. This manipulation of the argument Username causes sql injection. This vulnerability is tracked as CVE-2026-15537. The attack is possible to be carried out remotely. Moreover, an exploit is present.

Detailsinfo

A vulnerability has been found in SourceCodester Online Book Store System 1.0 and classified as critical. Affected by this vulnerability is some unknown processing of the file admin/login.php. The manipulation of the argument username with an unknown input leads to a sql injection vulnerability. The CWE definition for the vulnerability is CWE-89. The product constructs all or part of an SQL command using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the intended SQL command when it is sent to a downstream component. As an impact it is known to affect confidentiality, integrity, and availability.

It is possible to read the advisory at medium.com. This vulnerability is known as CVE-2026-15537. The exploitation appears to be easy. The attack can be launched remotely. The exploitation doesn't need any form of authentication. Technical details and also a public exploit are known. The attack technique deployed by this issue is T1505 according to MITRE ATT&CK.

It is possible to download the exploit at medium.com. It is declared as proof-of-concept. By approaching the search of inurl:admin/login.php it is possible to find vulnerable targets with Google Hacking.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

Vendor

SourceCodester

Name

Online Book Store System

Version

License

free

Website

Vendor: https://www.sourcecodester.com/

CPE 2.3info

🔒

CPE 2.2info

🔒

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.3
VulDB Meta Temp Score: 6.6

VulDB Base Score: 7.3
VulDB Temp Score: 6.6
VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv2info

AV	AC	Au	C	I	A
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳

Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock

VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍

Exploitinginfo

Class: Sql injection
CWE: CWE-89 / CWE-74 / CWE-707
CAPEC: 🔒
ATT&CK: 🔒

Physical: No
Local: No
Remote: Yes

Availability: 🔒
Access: Public
Status: Proof-of-Concept
Download: 🔒
Google Hack: 🔒
Price Prediction: 🔍
Current Price Estimation: 🔒

0-Day	Unlock	Unlock	Unlock	Unlock
Today	Unlock	Unlock	Unlock	Unlock

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔒

Timelineinfo

07/12/2026 Advisory disclosed
07/12/2026 +0 days VulDB entry created
07/12/2026 +0 days VulDB entry last update

Sourcesinfo

Vendor: sourcecodester.com

Advisory: medium.com
Status: Not defined

CVE: CVE-2026-15537 (🔒)
GCVE (CVE): GCVE-0-2026-15537
GCVE (VulDB): GCVE-100-377887
scip Labs: https://www.scip.ch/en/?labs.20161013

Entryinfo

Created: 07/12/2026 20:05
Changes: 07/12/2026 20:05 (55)
Complete: 🔍
Submitter: Gaurav kumar
Cache ID: 216::103

Submitinfo

Accepted

Submit #855010: SourceCodester Online Book Store System 1.0 SQL Injection (by Gaurav kumar)