CVE-2026-15539

SourceCodester Online Book Store System Book Image Upload Feature index.php books unrestricted upload

5.1 Medium

A security vulnerability has been detected in SourceCodester Online Book Store System 1.0. Impacted is an unknown function of the file /admin/index.php?page=books of the component Book Image Upload Feature. Such manipulation leads to unrestricted upload. The attack may be performed from remote. The exploit has been disclosed publicly and may be used.

Attack profile

How easy it is to exploit

Attack vector: Network
Complexity: Low
Privileges needed: High
User interaction: None

What an attacker can affect

Confidentiality: Low
Integrity: Low
Availability: Low

Exploit likelihood

0.40%Up 0.2 points since Jul 13, 2026

What each source reports

CVE List Score used 5.1

SourceCodester Online Book Store System Book Image Upload Feature index.php books unrestricted upload

Record: CVE-2026-15539
CVSS 4.0: 5.1 MediumCVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P
CVSS 3.1: 4.7 MediumCVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R
CVSS 3.0: 4.7 MediumCVSS:3.0/AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R
CVSS 2.0: 5.8 AV:N/AC:L/Au:M/C:P/I:P/A:P/E:POC/RL:ND/RC:UR
Weakness: CWE-434, CWE-284
Updated: 2026-11-02

EUVDEUVD-2026-43295 5.1

Record: EUVD-2026-43295
CVSS 4.0: 5.1 MediumCVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P
Updated: 2026-11-02

GitHub AdvisoriesGHSA-596x-7q4m-3hjq 2.0

A security vulnerability has been detected in SourceCodester Online Book Store System 1.0....

Record: GHSA-596x-7q4m-3hjq
CVSS 4.0: 2.0 LowCVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
CVSS 3.1: 4.7 MediumCVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:L/A:L
Weakness: CWE-284
Updated: 2026-11-02

NVD 2.0

Record: CVE-2026-15539
CVSS 4.0: 2.0 LowCVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
CVSS 3.1: 4.7 MediumCVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:L/A:L
CVSS 2.0: 5.8 MediumAV:N/AC:L/Au:M/C:P/I:P/A:P
Weakness: CWE-284, CWE-434
Updated: 2026-11-02

Affected products

sourcecodester online book store system

History

History
Recorded	Changed	Sources
Nov 2, 2026	first indexed	CVE List, EUVD, GitHub Advisories, NVD

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2026-15539 is a medium vulnerability (CVSS 5.1) in Sourcecodester Online Book Store System, published July 13, 2026. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.40%, the 34th percentile. No source names a fixed version.