High severity · published Jul 13, 2026
CVE-2026-15537
SourceCodester Online Book Store System login.php sql injection
7.3
CVSS
0.4%
EPSS
No
On KEV
Description
A security flaw has been discovered in SourceCodester Online Book Store System 1.0. This vulnerability affects unknown code of the file admin/login.php. The manipulation of the argument Username results in sql injection. The attack can be executed remotely. The exploit has been released to the public and may be used for attacks.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
Low
Integrity
Low
Availability
Low
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.4% · higher than 37% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
OB
Online Book Store System · SourceCodester
1.0 · source: vendor
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-15537
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-15537
medium.com
https://medium.com/@gauravkumar67482/sql-injection-leading-to-authentication-bypass-43b773da1967
vuldb.com
https://vuldb.com/cve/CVE-2026-15537
vuldb.com
https://vuldb.com/submit/855010
vuldb.com
https://vuldb.com/vuln/377887
vuldb.com
https://vuldb.com/vuln/377887/cti
www.sourcecodester.com
https://www.sourcecodester.com/
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