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High 7.4Published Sep 24, 2026
CVE-2026-88907SAML ePPN Attribute Validation Bypass in TÜBİTAK ULAKBİM's UlakPDF
Updated under an hour ago ()
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It affects TÜBİTAK ULAKBİM UlakPDF. Add what you run to find out whether that includes you.
No exploitation reported and no EPSS estimate yet.
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Incorrect Authorization vulnerability in TÜBİTAK ULAKBİM UlakPDF allows Authentication Bypass. This issue affects UlakPDF: through 09092026.
- CVSS
- 7.4 HIGH (v3.1, CNA)CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N
- Weakness (CWE)
- CWE-863
- Known exploited
- Not in CISA's KEV catalog
- EPSS (exploitation in the next 30 days)
- Not loaded for this CVE
- Assigned by
- TR-CERT
- NVD analysis
- Deferred
- Record last updated
- Sep 24, 2026
- First seen by InfoSec Signals
- Oct 9, 2026
Affected products
TÜBİTAK ULAKBİM UlakPDF tubitak_ulakbim:ulakpdf (from the name) | through 09092026 | CNA record |
References
- https://siberguvenlik.gov.tr/guvenlik-bildirimleri/detay/tr-26-1170government-resource
The CVE record on cve.org NVD's entry
The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.