CVE-2026-8303

HIGHPre-NVD 7.87.8—
EchelonGraph scoreHIGH confidence

Score 7.8 from GitHub Security Advisory (severity: HIGH) published 2026-09-11. a secondary CVSS source baseline 7.8; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, secondary
Trending — 3 sources updated this week
7.8EG
EchelonGraph verdictPlan a fixSerious severity, but no confirmed exploitation yet.
  • High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS PROB: 0%CVSS: 7.8Exploit: None knownExposed: 0

No vendor fix yet — apply a workaround or compensating control (WAF / firewall / segmentation) and watch for a patch.

Incorrect privilege assignment vulnerability in TUBITAK BILGEM Software Technologies Research Institute Pardus-software allows Privilege Escalation.

This issue affects Pardus-software: before 1.0.5.

CVSS v3
7.8
EG Score
7.8(high)
EG Risk
35(Track)
EG Risk 35/100SSVC: Track

EG Risk is EchelonGraph's 0–100 priority score: it fuses intrinsic severity with real-world exploitation and automatability so you can rank equal-severity CVEs and fix the most dangerous first. Higher = act sooner. Distinct from the 0–10 EG Score (severity).

How it’s computed
Severity78% × 45%
Exploitation0% × 40%
Automatability0% × 15%
Action: Routine — remediate on your standard cadence.
EPSS PROB
0%
EPSS %ILE
3%
KEV
Not listed

Published

September 11, 2026

Last Modified

September 11, 2026

Advisory Details (1)

Auto-updated Sep 11, 2026
No patch confirmed yet.
generic

T.C. Siber Güvenlik Başkanlığı

https://siberguvenlik.gov.tr/guvenlik-bildirimleri/detay/tr-26-1080

Vendor Advisories for CVE-2026-8303(1)

These vendors published their own advisory mentioning this CVE — often with vendor-specific remediation steps + affected product lists not in NVD.

Weakness Classification(1)

MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.

Data Freshness Timeline

(refreshed 25× in last 7d / 36× in last 30d)

Each row is a source pipeline that fetched or updated this CVE on that date, with what changed. For example, "NVD update" means NVD published or revised its analysis for this CVE; "MITRE cvelistV5" means we ingested or refreshed it from the CNA feed. Most recent first.

  1. 2026-09-20 08:01 UTCGHSA enrichment
  2. 2026-09-19 19:54 UTCEG score recompute
  3. 2026-09-19 19:54 UTCGHSA enrichment
  4. 2026-09-19 07:52 UTCGHSA enrichment
  5. 2026-09-18 19:49 UTCEG score recompute
  6. 2026-09-18 19:49 UTCGHSA enrichment
  7. 2026-09-18 19:28 UTCEPSS rescore
  8. 2026-09-18 07:46 UTCGHSA enrichment
  9. 2026-09-17 19:43 UTCEG score recompute
  10. 2026-09-17 19:43 UTCGHSA enrichment
  11. 2026-09-17 19:32 UTCEPSS rescore
  12. 2026-09-17 06:43 UTCGHSA enrichment
  13. 2026-09-16 18:27 UTCEG score recompute
  14. 2026-09-16 18:27 UTCGHSA enrichment
  15. 2026-09-16 14:09 UTCEPSS rescore
  16. 2026-09-16 06:24 UTCEG score recompute
  17. 2026-09-16 06:24 UTCGHSA enrichment
  18. 2026-09-16 05:15 UTCEPSS rescore
  19. 2026-09-15 18:21 UTCGHSA enrichment
  20. 2026-09-15 06:18 UTCEG score recompute
  21. 2026-09-15 06:18 UTCGHSA enrichment
  22. 2026-09-15 03:12 UTCEPSS rescore
  23. 2026-09-14 18:15 UTCGHSA enrichment
  24. 2026-09-14 06:07 UTCGHSA enrichment
  25. 2026-09-13 18:04 UTCGHSA enrichment
Show 11 more
  1. 2026-09-13 06:02 UTCGHSA enrichment
  2. 2026-09-12 17:59 UTCEG score recompute
  3. 2026-09-12 17:59 UTCGHSA enrichment
  4. 2026-09-12 15:02 UTCEPSS rescore
  5. 2026-09-12 05:56 UTCGHSA enrichment
  6. 2026-09-11 17:53 UTCEG score recompute
  7. 2026-09-11 17:53 UTCGHSA enrichment
  8. 2026-09-11 15:28 UTCEG score recompute
  9. 2026-09-11 15:04 UTCEG score recompute
  10. 2026-09-11 14:20 UTCEG score recompute
  11. 2026-09-11 14:19 UTCMITRE cvelistV5first tracked

Related CVEs(same CWE)

Frequently asked(5)

What is CVE-2026-8303?
CVE-2026-8303 is a high vulnerability published on September 11, 2026. Incorrect privilege assignment vulnerability in TUBITAK BILGEM Software Technologies Research Institute Pardus-software allows Privilege Escalation. This issue affects Pardus-software: before 1.0.5.
When was CVE-2026-8303 disclosed?
CVE-2026-8303 was first published in the National Vulnerability Database on September 11, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-8303 actively exploited?
CVE-2026-8303 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 0% probability of exploitation in the next 30 days, which ranks it in the top 97.4% of all scored CVEs.
What is the CVSS score of CVE-2026-8303?
CVE-2026-8303 has a CVSS v3 base score of 7.8 (NVD).
How do I remediate CVE-2026-8303?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-8303, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.

Dependency Blast Radius

Explore the affected products and dependency analysis for CVE-2026-8303

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