CVE-2025-40678: Summar Software Portal del Empleado · Unrestricted File Upload
Affects Summar Software Portal del EmpleadoSource CVE Database V5
Not known to be exploited · CVSS 5.3 Medium.
Data as of 26 Oct 2026, 14:05 UTC
- EPSS
- 0.2% chance of exploitation in 30 days – higher than 21% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:L/SC:N/SI:N/SA:NExploitation evidence
Disclosed: evidence found.
CVE published 18 Sep 2025
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 |
|---|---|---|
| Summar Software Portal del Empleado | Affected
| Fixed in– |
AI-suggested
- Immediate mitigation should include implementing strict server-side validation of uploaded files, restricting allowed file types to only those necessary for business operations (e.g., PDFs, images) and blocking executable or script files.
- Employ content inspection techniques such as MIME type verification and file signature checks rather than relying solely on file extensions.
- Configure the web server and application to store uploaded files outside the web root or in directories that do not allow execution of uploaded content.
- Apply access controls and sandboxing to uploaded files to prevent execution or access by unauthorized users.
- Monitor logs for unusual upload activity or attempts to upload disallowed file types.
- If possible, implement multi-factor authentication and least privilege principles to limit the ability of low-privilege users to upload files.
- Engage with Summar Software for official patches or updates addressing this vulnerability and apply them as soon as they become available.
- Conduct regular security assessments and penetration testing focusing on file upload functionalities to detect similar issues proactively.
Description
Unrestricted upload vulnerability for dangerous file types on Summar Software´s Portal del Empleado. This vulnerability allows an attacker to upload a dangerous file type by sending a POST request using the parameter “cctl00$ContentPlaceHolder1$fuAdjunto” in “/MemberPages/ntf_absentismo.aspx”.