CVE-2026-86277

HIGHPre-NVD 7.37.3—
EchelonGraph scoreHIGH confidence

Score 7.3 from GitHub Security Advisory published 2026-09-07. a secondary CVSS source baseline 7.3; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, secondary
Trending — 3 sources updated this weekElevated
7.3EG
EchelonGraph verdictPlan a fixSerious severity, but no confirmed exploitation yet.
  • High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS PROB: 0%CVSS: 7.3Exploit: Elevated riskExposed: 0

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

A vulnerability has been found in SourceCodester Syllabus-Aligned Learning Management & Examination System 1.0. Impacted is an unknown function of the file delete_exam.php. The manipulation of the argument ID leads to authorization bypass. The attack is possible to be carried out remotely. The exploit has been disclosed to the public and may be used.

CVSS v3
7.3
EG Score
7.3(high)
EG Risk
64(Attend)
EG Risk 64/100SSVC: Attend

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
Severity73% × 45%
Exploitation40% × 40%
Automatability100% × 15%
Action: Remediate soon — notable exploitation risk.
EPSS PROB
0%
EPSS %ILE
23%
KEV
Not listed

Published

September 7, 2026

Last Modified

September 8, 2026

Advisory Details (2)

Auto-updated Sep 7, 2026
🔬 Proof of concept available. No patch confirmed yet.
generic

Free Source Code Projects and Tutorials - sourcecodester.com

https://www.sourcecodester.com/
generic🟡 PoC Available

Vulnerability-Reports/Syllabus Aligned Learning Management Examination System/VULN-04-IDOR-Broken-Access-Control.md at master · hackliu/Vulnerability-Reports · GitHub

https://github.com/hackliu/Vulnerability-Reports/blob/master/Syllabus%20Aligned%20Learning%20Management%20Examination%20System/VULN-04-IDOR-Broken-Access-Control.md

Vendor Advisories for CVE-2026-86277(1)

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

Weakness Classification(2)

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

Data Freshness Timeline

(refreshed 29× in last 7d / 61× 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 13:49 UTCGHSA enrichment
  2. 2026-09-20 02:56 UTCGHSA enrichment
  3. 2026-09-19 16:03 UTCEG score recompute
  4. 2026-09-19 16:03 UTCGHSA enrichment
  5. 2026-09-19 05:11 UTCEG score recompute
  6. 2026-09-19 05:11 UTCGHSA enrichment
  7. 2026-09-18 19:28 UTCEPSS rescore
  8. 2026-09-18 18:17 UTCGHSA enrichment
  9. 2026-09-18 07:13 UTCGHSA enrichment
  10. 2026-09-17 20:21 UTCEG score recompute
  11. 2026-09-17 20:21 UTCGHSA enrichment
  12. 2026-09-17 19:32 UTCEPSS rescore
  13. 2026-09-17 08:12 UTCGHSA enrichment
  14. 2026-09-16 21:18 UTCEG score recompute
  15. 2026-09-16 21:18 UTCGHSA enrichment
  16. 2026-09-16 14:09 UTCEPSS rescore
  17. 2026-09-16 10:15 UTCEG score recompute
  18. 2026-09-16 10:15 UTCGHSA enrichment
  19. 2026-09-16 05:15 UTCEPSS rescore
  20. 2026-09-15 23:22 UTCGHSA enrichment
  21. 2026-09-15 12:02 UTCEG score recompute
  22. 2026-09-15 12:02 UTCGHSA enrichment
  23. 2026-09-15 03:12 UTCEPSS rescore
  24. 2026-09-15 03:12 UTCEPSS rescore
  25. 2026-09-15 01:09 UTCGHSA enrichment
Show 36 more
  1. 2026-09-14 14:17 UTCGHSA enrichment
  2. 2026-09-14 03:24 UTCEG score recompute
  3. 2026-09-14 03:24 UTCGHSA enrichment
  4. 2026-09-13 16:32 UTCGHSA enrichment
  5. 2026-09-13 05:39 UTCGHSA enrichment
  6. 2026-09-12 18:47 UTCEG score recompute
  7. 2026-09-12 18:47 UTCGHSA enrichment
  8. 2026-09-12 07:55 UTCGHSA enrichment
  9. 2026-09-11 21:02 UTCEG score recompute
  10. 2026-09-11 21:02 UTCGHSA enrichment
  11. 2026-09-11 14:53 UTCEPSS rescore
  12. 2026-09-11 14:53 UTCEPSS rescore
  13. 2026-09-11 10:10 UTCEG score recompute
  14. 2026-09-11 10:10 UTCGHSA enrichment
  15. 2026-09-10 23:16 UTCGHSA enrichment
  16. 2026-09-10 12:24 UTCEG score recompute
  17. 2026-09-10 12:24 UTCGHSA enrichment
  18. 2026-09-10 01:31 UTCGHSA enrichment
  19. 2026-09-09 14:38 UTCGHSA enrichment
  20. 2026-09-09 03:43 UTCEG score recompute
  21. 2026-09-09 03:43 UTCGHSA enrichment
  22. 2026-09-08 22:01 UTCEPSS rescore
  23. 2026-09-08 16:50 UTCEG score recompute
  24. 2026-09-08 16:49 UTCGHSA enrichment
  25. 2026-09-08 16:28 UTCNVD updateCVSS v4 → 5.5
  26. 2026-09-08 16:09 UTCEG score recompute
  27. 2026-09-08 16:08 UTCGHSA enrichment
  28. 2026-09-08 16:04 UTCMITRE cvelistV5CVSS v4 → 6.9
  29. 2026-09-08 13:59 UTCGHSA enrichment
  30. 2026-09-08 05:17 UTCGHSA enrichment
  31. 2026-09-07 18:23 UTCEG score recompute
  32. 2026-09-07 18:23 UTCGHSA enrichment
  33. 2026-09-07 07:31 UTCEG score recompute
  34. 2026-09-07 07:25 UTCNVD updateCVSS v4 → 5.5
  35. 2026-09-07 06:42 UTCEG score recompute
  36. 2026-09-07 06:41 UTCMITRE cvelistV5first tracked

Related CVEs(same CWE)

Frequently asked(5)

What is CVE-2026-86277?
CVE-2026-86277 is a high vulnerability published on September 7, 2026. A vulnerability has been found in SourceCodester Syllabus-Aligned Learning Management & Examination System 1.0. Impacted is an unknown function of the file delete_exam.php. The manipulation of the argument ID leads to authorization bypass. The attack is possible to be carried out remotely. The…
When was CVE-2026-86277 disclosed?
CVE-2026-86277 was first published in the National Vulnerability Database on September 7, 2026, with the most recent update on September 8, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-86277 actively exploited?
CVE-2026-86277 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 76.8% of all scored CVEs.
What is the CVSS score of CVE-2026-86277?
CVE-2026-86277 has a CVSS v3 base score of 7.3 (NVD).
How do I remediate CVE-2026-86277?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-86277, 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

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