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High 8.7Published Sep 16, 2026

CVE-2026-88817Privilege escalation via legacy access group creation endpoint

Updated under an hour ago ()

Does this affect you?

It affects Curiosity GmbH Curiosity Workspace. Add what you run to find out whether that includes you.

No exploitation reported and no EPSS estimate yet.

An authenticated, non-guest user of Curiosity Workspace could enroll themselves as an administrator and member of an existing access group without an invitation or approval. It did not grant application-wide administrator privileges, and the vulnerability could not be used to obtain root access to the application or its underlying host.

CVSS
8.7 HIGH (v4.0, CNA)CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
Weakness (CWE)
CWE-269, CWE-284
Known exploited
Not in CISA's KEV catalog
EPSS (exploitation in the next 30 days)
Not loaded for this CVE
Assigned by
airbus
NVD analysis
Deferred
Record last updated
Sep 16, 2026
First seen by InfoSec Signals
Oct 9, 2026

Affected products

Affected products
Curiosity GmbH Curiosity Workspace
curiosity:workspace (from the name)
26.8.70362; 26.8.70363 not affected
CNA record

References

  • vendor-advisory

The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.

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