SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityDeferred

CVE-2026-11838

Missing authentication for critical function vulnerability in Yordam Informatics Technology Consulting, Training, and Electronic Systems Industry and Trade Inc.

MEDIUM 4.3EPSS 0.31%

Does this matter?

Lower severity and a low EPSS score (0.31%). Track it; it rarely justifies an emergency change on its own.

Description

Missing authentication for critical function vulnerability in Yordam Informatics Technology Consulting, Training, and Electronic Systems Industry and Trade Inc. Library Reservation System allows Input Data Manipulation. This issue affects Library Reservation System: before v22.2.

CVSS 3.1
4.3 MEDIUMCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N
EPSS
0.31% probability · 24th percentile
Public exploits
None in Exploit-DB
CISA KEV
Not listed
Weakness
CWE-306
Source
iletisim@usom.gov.tr
EPSS trend
0%3%5%26 October 2026: 0.31%26 October 202626 October 2026

EPSS 0.3% since 26 October 2026; no change recorded yet. Points are recorded when the score first appears and whenever it moves by a percentage point or more.

Source: NVD record, EPSS from FIRST.org, KEV from CISA, exploits from Exploit-DB. Refreshed daily. Download this record as JSON.