Answer in brief
CVE-2026-15540 records a Medium severity (CVSS 4.3) vulnerability in SourceCodester Online Book Store System Administrative index.php php file inclusion. The current sources do not mark it as known exploited. The current feed maps SourceCodester/Online Book Store System (generic). Check affected ranges and fixed versions before updating.
Analysis pending evidence review
HOL Guard separates source facts from reviewed analysis. See the methodology.
CVSS is 4.3. The current sources do not mark it as known exploited. Treat this as a source-backed prioritization signal, not a statement about your environment.
Analysis status
Analysis pending evidence review
Factual feed record only; HOL analysis is not approved for indexing. Read the methodology.
The current feed maps SourceCodester/Online Book Store System (generic). Check affected ranges and fixed versions before updating.
| Package | Affected range | Fixed version |
|---|---|---|
| SourceCodester/Online Book Store Systemgeneric | 1.0 | Not reported |
Published upstream
Jul 13, 2026
Evidence: source:cvelist:source_dates:source-dates:recordSource modified
Jul 13, 2026
Evidence: source:cvelist:source_dates:source-dates:recordFirst seen by HOL
Jul 13, 2026
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.
Quoted source text, attributed separately from HOL analysis.
Answer in brief
CVE-2026-15540 records a Medium severity (CVSS 4.3) vulnerability in SourceCodester Online Book Store System Administrative index.php php file inclusion. The current sources do not mark it as known exploited. The current feed maps SourceCodester/Online Book Store System (generic). Check affected ranges and fixed versions before updating.
Analysis pending evidence review
HOL Guard separates source facts from reviewed analysis. See the methodology.
CVSS is 4.3. The current sources do not mark it as known exploited. Treat this as a source-backed prioritization signal, not a statement about your environment.
Analysis status
Analysis pending evidence review
Factual feed record only; HOL analysis is not approved for indexing. Read the methodology.
The current feed maps SourceCodester/Online Book Store System (generic). Check affected ranges and fixed versions before updating.
| Package | Affected range | Fixed version |
|---|---|---|
| SourceCodester/Online Book Store Systemgeneric | 1.0 | Not reported |
Published upstream
Jul 13, 2026
Evidence: source:cvelist:source_dates:source-dates:recordSource modified
Jul 13, 2026
Evidence: source:cvelist:source_dates:source-dates:recordFirst seen by HOL
Jul 13, 2026
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.
Quoted source text, attributed separately from HOL analysis.