Medium severity · published Jul 13, 2026
CVE-2026-15540
SourceCodester Online Book Store System Administrative index.php php file inclusion
4.3
CVSS
0.4%
EPSS
No
On KEV
Description
A vulnerability was detected in SourceCodester Online Book Store System 1.0. The affected element is an unknown function of the file /admin/index.php of the component Administrative Interface. Performing a manipulation of the argument page results in improper control of filename for include/require statement in php program. It is possible to initiate the attack remotely. The exploit is now public and may be used.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N
Attack vector
Network
Complexity
Low
Privileges
Low
User interaction
None
Confidentiality
Low
Integrity
None
Availability
None
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.4% · higher than 36% 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-2026-15540
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-15540
medium.com
https://medium.com/@hemantrajbhati5555/local-file-inclusion-lfi-via-page-parameter-leading-to-source-code-disclosure-ce722de0c407
vuldb.com
https://vuldb.com/cve/CVE-2026-15540
vuldb.com
https://vuldb.com/submit/855048
vuldb.com
https://vuldb.com/vuln/377890
vuldb.com
https://vuldb.com/vuln/377890/cti
www.sourcecodester.com
https://www.sourcecodester.com/
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