What’s Vulnerable › Vulnerabilities

CVE-2023-26852

• Severity: high (CVSS 7.2 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 2.0% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2023-04-12 · updated 2026-06-17
• Weakness: CWE-434

Description

An arbitrary file upload vulnerability in the upload plugin of Textpattern v4.8.8 and below allows attackers to execute arbitrary code by uploading a crafted PHP file.

Affected products

• TextPattern CMS: through 4.8.8

References

• https://drive.google.com/drive/folders/1x55FGWZydBRxFyTVIAL1ynnk1X7gfIq9?usp=sharing
• https://github.com/leekenghwa/CVE-2023-26852-Textpattern-v4.8.8-and-
• https://github.com/textpattern/textpattern
• https://drive.google.com/drive/folders/1x55FGWZydBRxFyTVIAL1ynnk1X7gfIq9?usp=sharing
• https://github.com/leekenghwa/CVE-2023-26852-Textpattern-v4.8.8-and-
• https://github.com/textpattern/textpattern

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