CVE-2026-9527

MEDIUMNVD 4.34.3—
EchelonGraph scoreMEDIUM confidence

Score 4.3 from GitHub Security Advisory (severity: LOW) published 2026-05-26. NVD baseline CVSS 4.3; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, nvd
Elevated
4.3
EchelonGraph verdictMonitorLow exploitation likelihood right now — keep watching.
  • Lower severity and no public exploit yet
CISA-KEV: Not listedEPSS: 0%CVSS: 4.3Exploit: NoneExposed: 0

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

A vulnerability was determined in itsourcecode Electronic Judging System 1.0. This issue affects some unknown processing of the file /admin/judges.php. This manipulation of the argument fname causes cross site scripting. Remote exploitation of the attack is possible. The exploit has been publicly disclosed and may be utilized.

CVSS v3
4.3
EG Score
4.3(medium)
EPSS
25.8%
KEV
Not listed

Published

May 26, 2026

Last Modified

May 26, 2026

Advisory Details (2)

Auto-updated Jun 27, 2026
No patch confirmed yet.
generic

Itsourcecode | Free Source Code & Capstone Projects 2026

https://itsourcecode.com/
generic

itsourcecode Electronic Judging System Project V1.0 /admin/judges.php cross site scripting · Issue #1 · i-QvQ-i/first-OvO · GitHub

https://github.com/i-QvQ-i/first-OvO/issues/1

Vendor Advisories for CVE-2026-9527(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 7× in last 7d / 34× 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. 2026-07-16 17:03 UTCEPSS rescore
  2. 2026-07-15 16:57 UTCEPSS rescore
  3. 2026-07-15 02:00 UTCEPSS rescore
  4. 2026-07-13 22:31 UTCEPSS rescore
  5. 2026-07-13 06:13 UTCEPSS rescore
  6. 2026-07-12 05:46 UTCEPSS rescore
  7. 2026-07-11 08:27 UTCEPSS rescore
  8. 2026-07-09 19:10 UTCEPSS rescore
  9. 2026-07-08 15:16 UTCEPSS rescore
  10. 2026-07-07 13:46 UTCEPSS rescore
  11. 2026-07-06 16:27 UTCEPSS rescore
  12. 2026-07-06 02:23 UTCEPSS rescore
  13. 2026-07-05 02:31 UTCEPSS rescore
  14. 2026-07-04 06:31 UTCEPSS rescore
  15. 2026-07-01 15:07 UTCEPSS rescore
  16. 2026-06-30 23:22 UTCEPSS rescore
  17. 2026-06-29 14:06 UTCEPSS rescore
  18. 2026-06-29 01:25 UTCGHSA enrichment
  19. 2026-06-28 14:07 UTCEPSS rescore
  20. 2026-06-28 04:56 UTCEPSS rescore
  21. 2026-06-27 21:16 UTCGHSA enrichment
  22. 2026-06-27 03:08 UTCEPSS rescore
  23. 2026-06-26 18:50 UTCGHSA enrichment
  24. 2026-06-25 13:50 UTCEPSS rescore
  25. 2026-06-25 12:37 UTCGHSA enrichment
Show 49 more
  1. 2026-06-24 14:05 UTCEPSS rescore
  2. 2026-06-23 21:33 UTCEPSS rescore
  3. 2026-06-22 14:25 UTCEPSS rescore
  4. 2026-06-21 14:56 UTCEPSS rescore
  5. 2026-06-21 01:59 UTCEPSS rescore
  6. 2026-06-19 19:26 UTCEPSS rescore
  7. 2026-06-18 17:52 UTCEPSS rescore
  8. 2026-06-17 19:50 UTCGHSA enrichment
  9. 2026-06-17 17:53 UTCEPSS rescore
  10. 2026-06-16 17:53 UTCEPSS rescore
  11. 2026-06-16 17:29 UTCGHSA enrichment
  12. 2026-06-15 17:49 UTCEPSS rescore
  13. 2026-06-15 17:49 UTCEPSS rescore
  14. 2026-06-15 13:58 UTCGHSA enrichment
  15. 2026-06-14 23:18 UTCEPSS rescore
  16. 2026-06-14 06:32 UTCGHSA enrichment
  17. 2026-06-13 23:00 UTCEPSS rescore
  18. 2026-06-13 04:18 UTCGHSA enrichment
  19. 2026-06-12 23:12 UTCEPSS rescore
  20. 2026-06-12 23:12 UTCEPSS rescore
  21. 2026-06-12 01:57 UTCGHSA enrichment
  22. 2026-06-11 14:00 UTCEPSS rescore
  23. 2026-06-10 23:42 UTCGHSA enrichment
  24. 2026-06-10 22:19 UTCEPSS rescore
  25. 2026-06-10 13:22 UTCEPSS rescore
  26. 2026-06-09 21:27 UTCGHSA enrichment
  27. 2026-06-08 19:10 UTCGHSA enrichment
  28. 2026-06-08 14:17 UTCEPSS rescore
  29. 2026-06-07 15:41 UTCGHSA enrichment
  30. 2026-06-07 15:25 UTCEPSS rescore
  31. 2026-06-06 13:47 UTCEPSS rescore
  32. 2026-06-06 13:26 UTCGHSA enrichment
  33. 2026-06-05 22:47 UTCEPSS rescore
  34. 2026-06-05 11:12 UTCGHSA enrichment
  35. 2026-06-05 06:10 UTCEPSS rescore
  36. 2026-06-04 13:12 UTCEPSS rescore
  37. 2026-06-04 08:58 UTCGHSA enrichment
  38. 2026-06-03 06:43 UTCGHSA enrichment
  39. 2026-06-02 20:13 UTCEPSS rescore
  40. 2026-06-02 04:28 UTCGHSA enrichment
  41. 2026-06-01 13:52 UTCEPSS rescore
  42. 2026-06-01 02:13 UTCGHSA enrichment
  43. 2026-05-31 22:30 UTCEPSS rescore
  44. 2026-05-31 00:16 UTCEPSS rescore
  45. 2026-05-29 13:44 UTCEPSS rescore
  46. 2026-05-28 13:44 UTCEPSS rescore
  47. 2026-05-27 13:40 UTCEPSS rescore
  48. 2026-05-26 13:44 UTCEPSS rescore
  49. 2026-05-26 04:51 UTCEG score recompute

Related CVEs(same CWE)

Frequently asked(5)

What is CVE-2026-9527?
CVE-2026-9527 is a medium vulnerability published on May 26, 2026. A vulnerability was determined in itsourcecode Electronic Judging System 1.0. This issue affects some unknown processing of the file /admin/judges.php. This manipulation of the argument fname causes cross site scripting. Remote exploitation of the attack is possible. The exploit has been publicly…
When was CVE-2026-9527 disclosed?
CVE-2026-9527 was first published in the National Vulnerability Database on May 26, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-9527 actively exploited?
CVE-2026-9527 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 25.8% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.
What is the CVSS score of CVE-2026-9527?
CVE-2026-9527 has a CVSS v3 base score of 4.3 (NVD).
How do I remediate CVE-2026-9527?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-9527, 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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