Missing authentication for critical function vulnerability in Yordam Informatics Technology Consulting, Training, and Electronic Systems Industry… (CVE-2026-11838)
Source GCVE Database
Not known to be exploited · CVSS 4.3 Medium.
Data as of 10/25/2026, 04:40:11 UTC
- Exploitation
Not in CISA KEV, no exploitation reported
- EPSS
- 0.1% chance of exploitation in 30 days – higher than 7% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:NWhat to do
AI-suggested
Users should monitor vendor communications for updates and consider restricting access to the affected functions until a fix is released.
Description
A missing authentication vulnerability exists in the Library Reservation System by Yordam Informatics Technology Consulting, Training, and Electronic Systems Industry and Trade Inc. This flaw allows unauthorized input data manipulation in versions before 22.2. The vulnerability has a CVSS score of 4.3, indicating a medium severity level. No official patch or remediation information is currently available. There are no known exploits in the wild for this issue.
Impact
The vulnerability allows an attacker with some privileges to manipulate input data without authentication, potentially leading to unauthorized modification of data within the Library Reservation System. There is no impact on confidentiality or availability reported. The overall impact is limited to integrity.
Summary
CVE-2026-11838 describes a missing authentication for a critical function in the Library Reservation System by Yordam Informatics Technology Consulting, Training, and Electronic Systems Industry and Trade Inc. This vulnerability permits input data manipulation without proper authentication controls. It affects all versions prior to v22.2. The CVSS 3.1 vector indicates network attack vector, low attack complexity, requires privileges, no user interaction, unchanged scope, no confidentiality or availability impact, and limited integrity impact.
Weaknesses
- CWE-306Missing Authentication for Critical Function (opens in a new tab)
Base weaknessLikelihood of exploit: HighCWE Top 25 (2025): #21OWASP Top 10 A07:2025: Authentication Failures (opens in a new tab)
The product does not perform any authentication for functionality that requires a provable user identity or consumes a significant amount of resources.