CVE-2025-41346: Informatica del Este WinPlus · Incorrect Authorization
Affects Informatica del Este WinPlusSource CVE Database V5
Not known to be exploited · CVSS 9.3 Critical.
Data as of 26 Oct 2026, 17:16 UTC
- EPSS
- 0.3% chance of exploitation in 30 days – higher than 27% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:NExploitation evidence
Disclosed: evidence found.
CVE published 18 Nov 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 |
|---|---|---|
| Informatica del Este WinPlus | Affected
| Fixed in– |
AI-suggested
European organizations should immediately audit their WinPlus installations to identify affected versions (24.11.27). Until a vendor patch is released, restrict network access to WinPlus servers using firewalls and network segmentation to limit exposure. Implement strict access controls and monitor logs for unusual activity indicative of impersonation attempts. Employ multi-factor authentication (MFA) at the application or network level to add an additional layer of defense, even though the vulnerability bypasses authorization. Conduct user awareness training to recognize suspicious account behavior. Prepare incident response plans specifically for potential exploitation scenarios involving WinPlus. Engage with Informatica del Este for timely updates and patches, and prioritize patch deployment once available. Consider deploying application-layer intrusion detection or prevention systems (IDS/IPS) to detect anomalous requests referencing numerical user IDs. Regularly back up critical data and verify restoration procedures to mitigate potential data integrity or availability impacts.
Description
Faulty authorization control in software WinPlus v24.11.27 by Informática del Este that allows another user to be impersonated simply by knowing their 'numerical ID', meaning that an attacker could compromise another user's account, thereby affecting the confidentiality, integrity, and availability of the data stored in the application.