CVE-2023-46474: Unrestricted File Upload
Source CVE Database V5
Not known to be exploited · 21% EPSS · CVSS 7.2 High.
Data as of 26 Oct 2026, 10:12 UTC
- EPSS
- 21.1% chance of exploitation in 30 days – higher than 97% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:HExploitation evidence
Disclosed: evidence found.
CVE published 11 Jan 2024
Detectable: no evidence on record.
No public nuclei template indexed
Weaponised: no evidence on record.
No public exploit code indexed in Metasploit or Exploit-DB
Exploited in the wildExploited: no evidence on record.
Not in CISA KEV and no source reports exploitation
Observed by OffSeq MirageSeen by Mirage: no evidence on record.
No attack traffic recorded by OffSeq Mirage sensors
A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 26 Oct 2026.
What to do
Affected software
| Product | Affected | Fixed in |
|---|---|---|
GitHubxn2/CVE-2023-46474pkg:github/xn2/CVE-2023-46474Other threats | Affected
| Fixed in– |
Check your own hosts for these packages with threat-finder (opens in a new tab), our free open-source scanner.
AI-suggested
- Immediate mitigation should include restricting access to the start_import.php endpoint to trusted administrators only, using network segmentation and firewall rules.
- Implement strict file upload validation and filtering at the web application firewall (WAF) or reverse proxy level to block PHP or other executable files.
- Monitor logs for unusual upload activity or execution of unexpected scripts.
- Enforce the principle of least privilege for all users to minimize the risk of privilege escalation.
- If possible, disable file upload functionality temporarily until a patch or vendor guidance is available.
- Conduct regular security audits and penetration testing focused on file upload mechanisms.
- Maintain up-to-date backups and ensure incident response plans are prepared for potential compromise.
- Engage with the PMB vendor or community to obtain patches or updates addressing this vulnerability as soon as they become available.
Description
File Upload vulnerability PMB v.7.4.8 allows a remote attacker to execute arbitrary code and escalate privileges via a crafted PHP file uploaded to the start_import.php file.