Vulnerability in Wpgraphql Smart Cache

CVE-2026-92099

The WPGraphQL Smart Cache WordPress plugin before 2.3.2 does not require authorisation or validate a caller-supplied query identifier before storing a persisted query from a request, allowing unauthenticated users to publish arbitrary query documents and claim query aliases before a site's own frontend registers them.

Published · last modified .

CVSS v3 metric

CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:L.

EPSS exploit prediction

EPSS: 0.003 (27.9th percentile), scored .

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 28th percentile — 27.9% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2026-92099: held from 0.003 to 0.003.

EPSS over last 30 days · oldest: 0.003 · newest: 0.003 · change: 0.000

Affected products

  • Wpgraphql Smart Cache

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2026-92099?
CVE-2026-92099 is a medium-severity vulnerability in Wpgraphql Smart Cache, classified under Improper Access Control. CVSS score: 6.5/10. Published 2026-09-19.
How severe is CVE-2026-92099?
Medium severity. CVSS v3 base score is 6.5 out of 10.
Is CVE-2026-92099 known to be exploited?
1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.