CVE-2018-12051: Arbitrary File Upload and Remote Code Execution exist in PHP Scripts Mall Schools Alert Management Script via

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CRITICAL 9.8REMOTEMITIGATE

CVE-2018-12051 is a critical-severity flaw (CVSS 9.8) affecting schools alert management script. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Arbitrary File Upload and Remote Code Execution exist in PHP Scripts Mall Schools Alert Management Script via $_FILE in /webmasterst/general.php, as demonstrated by a .php file with the image/jpeg content type.

Why this priority

Critical severity
Public exploit reference
Remotely exploitable, no login, no user action

No fix is published yet: follow the downgrade or mitigation steps.

Risk facts

CVSS score	9.8 (Critical)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	None
EPSS exploit chance	2.8% (top 13%)
CISA exploited list	No
Weakness	CWE-434
Published	2018-06-08
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: schools alert management script project

Last updated 2026-06-17 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2018-06-08 11:29 UTCPublished CVE record published
2026-06-17 01:37 UTCUpdated Record last modified

schools alert management script project schools alert management script MITIGATE

Affected: all versions

Fixed in: no fixed release known

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy schools-alert-management-script || rpm -q schools-alert-management-script || schools-alert-management-script --version

No fixed or unaffected release known

Apply the vendor mitigation from the advisory, disable the affected feature, or restrict network access.

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2018-12051?

schools alert management script: mitigate or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2018-12051 being exploited?

CVE-2018-12051 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2018-12051 affect?

CVE-2018-12051 affects schools alert management script. Severity is critical (CVSS 9.8). Arbitrary File Upload and Remote Code Execution exist in PHP Scripts Mall Schools Alert Management Script via $_FILE in /webmasterst/general.php, as demonstrated by a .php file with the image/jpeg content type.

How urgent is CVE-2018-12051?

Priority 66/100. Critical severity; Public exploit reference; Remotely exploitable, no login, no user action

Software pages

PHP vulnerabilities

Related CVEs

CVE-2018-6860 HIGH 8.8 DOWNGRADE Arbitrary File Upload and Remote Code Execution exist in PHP Scripts Mall Schools Alert Management Script 2.0.
CVE-2018-6859 CRITICAL 9.8 DOWNGRADE SQL Injection exists in PHP Scripts Mall Schools Alert Management Script 2.0.2 via the Login Parameter.
CVE-2018-12055 CRITICAL 9.8 MITIGATE Multiple SQL Injections exist in PHP Scripts Mall Schools Alert Management Script via crafted POST data in con
CVE-2018-12054 HIGH 7.5 MITIGATE Arbitrary File Read exists in PHP Scripts Mall Schools Alert Management Script via the f parameter in img.php,
CVE-2018-12053 HIGH 7.5 MITIGATE Arbitrary File Deletion exists in PHP Scripts Mall Schools Alert Management Script via the img parameter in de

References

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