CVE-2025-11956 - CVE House

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Status published High CVE-2025-11956

XSS in Proliz's OBS

8.9 CVSS

Vulnerability Description

Improper Neutralization of Input During Web Page Generation (XSS or 'Cross-site Scripting') vulnerability in Proliz Software Ltd. Co. OBS (Student Affairs Information System) allows Stored XSS. This issue affects OBS (Student Affairs Information System): before 25.0401.

Impact Analysis

Refer to official advisory for detailed impact metrics.

Remediation

Ensure systems are updated to the latest vendor-supplied patch levels.

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Credits & Attribution

The following person or organization is credited with identifying this vulnerability, as recorded in the NVD database:

Mehmet Cahit ÖZGÜR

References

More from Proliz Software Ltd. Co.

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Reflected XSS in Proliz's OBS

Affected Vendor

Proliz Software Ltd. Co.

View all reports →

Affected Software

OBS (Student Affairs Information System)

Vulnerable Versions:

0

Timeline

Official Publish: November 6th, 2025

Last Modified: June 4th, 2026

Added to House: July 22nd, 2026

CVSS Vectors

V3: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:L

Weaknesses (CWE)

MITRE ATT&CK TTPs

T1189 Drive-by Compromise

T1059.007 JavaScript

T1539 Steal Web Session Cookie

T1213 Data from Information Repositories

T1567 Exfiltration Over Web Service

T1491.001 Defacement