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CVE-2026-88916

Admin Access Bypass via Header Fallback in TÜBİTAK ULAKBİM's UlakPDF

MEDIUM
6.8
CVSS Score
Published: September 24, 2026 at 12:49 PM UTC
Updated: September 24, 2026 at 07:47 PM UTC
1 product affected across 1 vendorUlakPDF

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Severity
MEDIUM6.8
Exploit prediction
EPSS 0.2%
SSVC
No known exploit

Description

Incorrect Authorization vulnerability in TÜBİTAK ULAKBİM UlakPDF allows Privilege Escalation. This issue affects UlakPDF: through 09092026.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Remediation

No guide yet

No remediation guidance has been written for this CVE yet, and no fixed version or vendor advisory is recorded against it.

References (1)

US Government Resource
Source: cverecord
https://siberguvenlik.gov.tr/guvenlik-bildirimleri/detay/tr-26-1170

SSVC — Action Prioritization

SSVCNo known exploitNot automatableTotal impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

6.8MEDIUMTR-CERT
Attack Vector
NETWORK
Complexity
HIGH
Privileges
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
NONE
Vector?

Quick Info

StatusDEFERRED
CWE
CWE-863

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