CVE-2026-40040
highpriority · track · 0EPSS 0.005 · 41 %ileEUEPSS · scored 2026-10-27
Pachno 1.0.6 contains an unrestricted file upload vulnerability that allows authenticated users to upload arbitrary file types by bypassing ineffective extension filtering to the /uploadfile endpoint. Attackers can upload executable files .php5 scripts to web-accessible directories and execute them to achieve remote code execution on the server.
cvss
Technical severity, 0–10. One row per scoring source.
base score 0–10 · higher = more severe · hover a vector to decode⚠ sources disagree · medium–high · 6.3–8.8
ssvc
A stakeholder decision — act, attend, or track — from exploitation and impact.
weaknesses
The CWE weakness classes this flaw belongs to.
affected products (1)
Products and version ranges known to be affected.
also known as (3)
Other names and identifiers for this entity.
sources
Which sources assert this record, and when.
references (6)
External citations — patches, advisories, analysis.
- https://www.vulncheck.com/advisories/pachno-unrestricted-file-upload-remote-code-executioncnnvd
- https://www.zeroscience.mk/en/vulnerabilities/ZSL-2026-5982.phpcnnvd
- https://www.vulncheck.com/advisories/pachno-unrestricted-file-upload-remote-code-executionenisa_euvd
- https://www.zeroscience.mk/en/vulnerabilities/ZSL-2026-5982.phpenisa_euvd
- https://www.vulncheck.com/advisories/pachno-unrestricted-file-upload-remote-code-executionnvd
- https://www.zeroscience.mk/en/vulnerabilities/ZSL-2026-5982.phpnvd
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