CVE-2026-57960

MEDIUMPre-NVD 6.56.5—
EchelonGraph scoreHIGH confidence

Score 6.5 from GitHub Security Advisory (severity: HIGH) published 2026-06-29. a secondary CVSS source baseline 6.5; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, secondary
Trending — 3 sources updated this week
6.5
EchelonGraph verdictMonitorLow exploitation likelihood right now — keep watching.
  • Lower severity and no public exploit yet
CISA-KEV: Not listedEPSS: 0%CVSS: 6.5Exploit: NoneExposed: 0

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

Hi.Events through 1.9.0 public check-in list endpoints use short_id as sole access control, allowing unauthenticated access to retrieve full attendee lists including emails and personal information. Attackers with knowledge of the short_id can call GET /api/public/check-in-lists/{short_id}/attendees to read attendee data and create or delete check-in records without authentication.

CVSS v3
6.5
EG Score
6.5(high)
EPSS
25.9%
KEV
Not listed

Published

June 29, 2026

Last Modified

June 30, 2026

Advisory Details (3)

Auto-updated Jun 29, 2026
No patch confirmed yet. Sources: github_pr.
generic

Hi.Events 1.9.0 - Unauthenticated Attendee PII Exposure via Check-in List short_id | Advisories | VulnCheck

https://www.vulncheck.com/advisories/hi-events-unauthenticated-attendee-pii-exposure-via-check-in-list-short-id
github_pr

fix(check-in): hide attendee email from public resource

Upstream fix in progress (PR #1229 · HiEventsDev/Hi.Events, state=open)

https://github.com/HiEventsDev/Hi.Events/pull/1229
generic

🐛 Unauthenticated Attendee PII Exposure via Public Check-In List Endpoint · Issue #1224 · HiEventsDev/Hi.Events · GitHub

https://github.com/HiEventsDev/Hi.Events/issues/1224

Vendor Advisories for CVE-2026-57960(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 26× in last 7d / 28× 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. 2026-07-07 02:29 UTCEG score recompute
  2. 2026-07-07 02:29 UTCGHSA enrichment
  3. 2026-07-06 16:27 UTCEPSS rescore
  4. 2026-07-06 16:27 UTCEPSS rescore
  5. 2026-07-06 04:27 UTCEG score recompute
  6. 2026-07-06 04:27 UTCGHSA enrichment
  7. 2026-07-06 02:23 UTCEPSS rescore
  8. 2026-07-06 02:23 UTCEPSS rescore
  9. 2026-07-05 06:15 UTCEG score recompute
  10. 2026-07-05 06:15 UTCGHSA enrichment
  11. 2026-07-05 02:31 UTCEPSS rescore
  12. 2026-07-05 02:30 UTCEPSS rescore
  13. 2026-07-04 08:14 UTCEG score recompute
  14. 2026-07-04 08:14 UTCGHSA enrichment
  15. 2026-07-04 06:31 UTCEPSS rescore
  16. 2026-07-04 06:31 UTCEPSS rescore
  17. 2026-07-03 10:12 UTCEG score recompute
  18. 2026-07-03 10:11 UTCGHSA enrichment
  19. 2026-07-02 12:09 UTCEG score recompute
  20. 2026-07-02 12:09 UTCGHSA enrichment
  21. 2026-07-01 15:07 UTCEPSS rescore
  22. 2026-07-01 14:06 UTCEG score recompute
  23. 2026-07-01 14:06 UTCGHSA enrichment
  24. 2026-06-30 23:22 UTCEPSS rescore
  25. 2026-06-30 16:04 UTCEG score recompute
Show 3 more
  1. 2026-06-30 16:04 UTCGHSA enrichment
  2. 2026-06-29 18:03 UTCEG score recompute
  3. 2026-06-29 18:02 UTCMITRE cvelistV5first tracked

Related CVEs(same CWE)

Frequently asked(5)

What is CVE-2026-57960?
CVE-2026-57960 is a medium vulnerability published on June 29, 2026. Hi.Events through 1.9.0 public check-in list endpoints use shortid as sole access control, allowing unauthenticated access to retrieve full attendee lists including emails and personal information. Attackers with knowledge of the shortid can call GET /api/public/check-in-lists/{short_id}/attendees…
When was CVE-2026-57960 disclosed?
CVE-2026-57960 was first published in the National Vulnerability Database on June 29, 2026, with the most recent update on June 30, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-57960 actively exploited?
CVE-2026-57960 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 25.9% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.
What is the CVSS score of CVE-2026-57960?
CVE-2026-57960 has a CVSS v3 base score of 6.5 (NVD).
How do I remediate CVE-2026-57960?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-57960, 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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