Review reviewHigh

CVE-2026-57705

Nexcess Event Tickets

Missing Authorization vulnerability in Nexcess Event Tickets event-tickets allows Exploiting Incorrectly Configured Access Control Security Levels.This issue affects Event Tickets: from n/a through <= 5.28.5.

CVSS
7.5
EPSS
0.25%
15.9% percentile
CISA KEV
Not listed
Published
2026.07.13
PRIORITY ASSESSMENT

Review review

The CVSS severity warrants an early asset and exposure review.

Known exploitationNot established by KEV
Exploit probability0.25%
Technical severityCVSS 7.5

Vulnerability overview

Missing Authorization vulnerability in Nexcess Event Tickets event-tickets allows Exploiting Incorrectly Configured Access Control Security Levels.This issue affects Event Tickets: from n/a through <= 5.28.5.

Affected product and versions

Product
Nexcess Event Tickets
Affected versions
<= 5.28.5
Fixed versions
No verified fixed-version field is available yet

Recommended response sequence

Confirm exposure before applying a vendor-supported change.

Full remediation guide
  1. 1
    Identify

    Confirm that Nexcess Event Tickets and an affected version are present.

  2. 2
    Prioritize

    Combine exploitation signals with asset exposure and business criticality.

  3. 3
    Remediate

    Follow the vendor advisory or supported update path and preserve rollback options.

  4. 4
    Verify

    Recheck the version, service health, access paths, and relevant logs.

Technical data

CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
CWE
CWE-862
CVE-2026-57705 — Nexcess Event Tickets | SECUFOCUS NOW