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CRITICAL

CVE-2019-13973

CVSS v3

9.8

CRITICAL

EPSS Score

1.8 %

exploit probability, as of 2026-09-25

CISA KEV

No

known exploited

Exploitation

—

SSVC status

Description

LayerBB 1.1.3 allows admin/general.php arbitrary file upload because the custom_logo filename suffix is not restricted, and .php may be used.

Technical details

Published
2019-07-19

Frequently asked questions

What is CVE-2019-13973?

LayerBB 1.1.3 allows admin/general.php arbitrary file upload because the custom_logo filename suffix is not restricted, and .php may be used.

Is CVE-2019-13973 actively exploited?

Active exploitation of CVE-2019-13973 has not been confirmed. Its EPSS score was 1.8% on 2026-09-25, the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2019-13973?

CVE-2019-13973 has a CVSS v3 base score of 9.8 (CRITICAL severity).

Is CVE-2019-13973 affecting your environment?

Use isMalicious to check if any of your IPs or domains are associated with this vulnerability's IOCs.

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