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
4.3EG
EchelonGraph verdictMonitorLow exploitation likelihood right now — keep watching.
  • Lower severity and no public exploit yet
CISA-KEV: Not listedEPSS PROB: 0%CVSS: 4.3Exploit: Elevated riskExposed: 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)
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
Severity43% × 45%
Exploitation40% × 40%
Automatability0% × 15%
Action: Routine — remediate on your standard cadence.
EPSS PROB
0%
EPSS %ILE
26%
KEV
Not listed

Published

May 26, 2026

Last Modified

July 23, 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 / 56× 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.

Showing the most recent 100 of 157 total refreshes for this CVE.

  1. 2026-09-01 13:54 UTCEPSS rescore
  2. 2026-09-01 04:40 UTCEPSS rescore
  3. 2026-08-30 19:18 UTCEPSS rescore
  4. 2026-08-30 01:22 UTCEPSS rescore
  5. 2026-08-28 21:42 UTCEPSS rescore
  6. 2026-08-27 14:25 UTCEPSS rescore
  7. 2026-08-26 14:47 UTCEPSS rescore
  8. 2026-08-25 13:49 UTCEPSS rescore
  9. 2026-08-24 14:18 UTCEPSS rescore
  10. 2026-08-23 16:25 UTCEG score recompute
  11. 2026-08-23 16:25 UTCGHSA enrichment
  12. 2026-08-23 00:19 UTCEPSS rescore
  13. 2026-08-21 23:49 UTCEPSS rescore
  14. 2026-08-21 21:31 UTCEG score recompute
  15. 2026-08-21 21:31 UTCGHSA enrichment
  16. 2026-08-20 22:56 UTCEPSS rescore
  17. 2026-08-20 18:21 UTCEG score recompute
  18. 2026-08-20 18:21 UTCGHSA enrichment
  19. 2026-08-19 17:04 UTCEPSS rescore
  20. 2026-08-18 13:49 UTCEPSS rescore
  21. 2026-08-17 13:47 UTCEPSS rescore
  22. 2026-08-17 09:36 UTCEG score recompute
  23. 2026-08-17 09:36 UTCGHSA enrichment
  24. 2026-08-16 14:56 UTCEPSS rescore
  25. 2026-08-16 03:09 UTCEG score recompute
Show 75 more
  1. 2026-08-16 03:09 UTCGHSA enrichment
  2. 2026-08-16 02:15 UTCEPSS rescore
  3. 2026-08-15 01:31 UTCEPSS rescore
  4. 2026-08-14 01:45 UTCEG score recompute
  5. 2026-08-14 01:45 UTCGHSA enrichment
  6. 2026-08-13 22:00 UTCEPSS rescore
  7. 2026-08-12 13:51 UTCEPSS rescore
  8. 2026-08-12 11:58 UTCEG score recompute
  9. 2026-08-12 11:58 UTCGHSA enrichment
  10. 2026-08-11 13:43 UTCEPSS rescore
  11. 2026-08-11 09:44 UTCEG score recompute
  12. 2026-08-11 09:44 UTCGHSA enrichment
  13. 2026-08-11 00:00 UTCEPSS rescore
  14. 2026-08-10 07:26 UTCEG score recompute
  15. 2026-08-10 07:26 UTCGHSA enrichment
  16. 2026-08-09 13:47 UTCEPSS rescore
  17. 2026-08-09 05:12 UTCEG score recompute
  18. 2026-08-09 05:12 UTCGHSA enrichment
  19. 2026-08-08 16:37 UTCEPSS rescore
  20. 2026-08-08 02:58 UTCEG score recompute
  21. 2026-08-08 02:58 UTCGHSA enrichment
  22. 2026-08-07 16:30 UTCEPSS rescore
  23. 2026-08-07 00:44 UTCEG score recompute
  24. 2026-08-07 00:44 UTCGHSA enrichment
  25. 2026-08-06 13:47 UTCEPSS rescore
  26. 2026-08-05 21:05 UTCEG score recompute
  27. 2026-08-05 21:05 UTCGHSA enrichment
  28. 2026-08-05 19:17 UTCEPSS rescore
  29. 2026-08-04 15:10 UTCEPSS rescore
  30. 2026-08-04 10:39 UTCEPSS rescore
  31. 2026-08-03 21:15 UTCGHSA enrichment
  32. 2026-08-02 19:01 UTCEG score recompute
  33. 2026-08-02 19:01 UTCGHSA enrichment
  34. 2026-08-02 02:27 UTCEPSS rescore
  35. 2026-08-01 16:46 UTCEG score recompute
  36. 2026-08-01 16:46 UTCGHSA enrichment
  37. 2026-08-01 04:16 UTCEPSS rescore
  38. 2026-07-30 16:28 UTCEPSS rescore
  39. 2026-07-30 01:30 UTCEPSS rescore
  40. 2026-07-29 17:00 UTCEG score recompute
  41. 2026-07-29 17:00 UTCGHSA enrichment
  42. 2026-07-28 15:37 UTCEPSS rescore
  43. 2026-07-27 14:14 UTCEPSS rescore
  44. 2026-07-26 14:54 UTCEPSS rescore
  45. 2026-07-26 07:54 UTCEG score recompute
  46. 2026-07-26 07:54 UTCGHSA enrichment
  47. 2026-07-25 14:18 UTCEPSS rescore
  48. 2026-07-24 14:18 UTCEPSS rescore
  49. 2026-07-23 14:18 UTCEPSS rescore
  50. 2026-07-23 11:51 UTCNVD updateCVSS v4 → 2.1
  51. 2026-07-23 03:23 UTCEG score recompute
  52. 2026-07-22 14:08 UTCEPSS rescore
  53. 2026-07-21 15:25 UTCEPSS rescore
  54. 2026-07-21 15:25 UTCEPSS rescore
  55. 2026-07-20 17:08 UTCEPSS rescore
  56. 2026-07-19 14:31 UTCEPSS rescore
  57. 2026-07-19 02:29 UTCEPSS rescore
  58. 2026-07-18 10:04 UTCEPSS rescore
  59. 2026-07-16 17:03 UTCEPSS rescore
  60. 2026-07-15 16:57 UTCEPSS rescore
  61. 2026-07-15 02:00 UTCEPSS rescore
  62. 2026-07-13 22:31 UTCEPSS rescore
  63. 2026-07-13 06:13 UTCEPSS rescore
  64. 2026-07-12 05:46 UTCEPSS rescore
  65. 2026-07-11 08:27 UTCEPSS rescore
  66. 2026-07-09 19:10 UTCEPSS rescore
  67. 2026-07-08 15:16 UTCEPSS rescore
  68. 2026-07-07 13:46 UTCEPSS rescore
  69. 2026-07-06 16:27 UTCEPSS rescore
  70. 2026-07-06 02:23 UTCEPSS rescore
  71. 2026-07-05 02:31 UTCEPSS rescore
  72. 2026-07-04 06:31 UTCEPSS rescore
  73. 2026-07-01 15:07 UTCEPSS rescore
  74. 2026-06-30 23:22 UTCEPSS rescore
  75. 2026-06-29 14:06 UTCEPSS rescore

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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, with the most recent update on July 23, 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 0% probability of exploitation in the next 30 days, which ranks it in the top 73.7% of all scored CVEs.
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.

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