Arbitrary file upload in Textpattern
CVE-2023-26852
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.
Vulnerability class: Unrestricted File Upload
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.2 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.020 (79.9th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 80th percentile — 79.9% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.020 · newest: 0.020 · change: 0.000
Affected products
Weakness classification (CWE)
Public proof-of-concept exploits
References
- github.com/textpattern/textpattern (Product)
- drive.google.com/drive/folders/1x55FGWZydBRxFyTVIAL1ynnk1X7gfIq9 (Exploit, Third Party Advisory)
- github.com/leekenghwa/CVE-2023-26852-Textpattern-v4.8.8-and- (Exploit, Third Party Advisory)
Frequently asked questions
- What is CVE-2023-26852?
- CVE-2023-26852 is a high-severity vulnerability in Textpattern, classified under Unrestricted Upload of File with Dangerous Type. CVSS score: 7.2/10. Published 2023-04-12.
- How severe is CVE-2023-26852?
- High severity. CVSS v3 base score is 7.2 out of 10.
- Is CVE-2023-26852 known to be exploited?
- 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.