CVE-2019-9879

Wpgraphql vulnerability

CVSS

9.8

EPSS

46.6%

EPSS pct

99th

Exploited

No known

The WPGraphQL 0.2.3 plugin for WordPress allows remote attackers to register a new user with admin privileges, whenever new user registrations are allowed. This is related to the registerUser mutation.

Affected vendor

Wpengine

Affected product

Wpgraphql

CVSS vector

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Weakness type (CWE)

CWE-306 — Missing Authentication for Critical Function

Published

2019-06-10

Risk analysis

Based on its CVSS vector, this vulnerability is exploitable over the network, low attack complexity, requiring no privileges, no user interaction. Successful exploitation leads to high impact to confidentiality, high impact to integrity, high impact to availability.

Its EPSS score of 46.6% reflects a moderate probability of exploitation activity in the wild over the next 30 days, placing it among the most exploited CVEs currently tracked.

Check your external exposure to CVE-2019-9879

Confirm whether Wpengine Wpgraphql is running on any internet-facing host or subdomain.
Match discovered service fingerprints against the version affected by CVE-2019-9879.
Prioritise remediation if the asset is public, business-critical, or near authentication/payment flows.

How ThreatPort helps with CVE-2019-9879

ThreatPort's external attack surface scanner checks your internet-facing assets — agentlessly, from the outside in — for the exposed services and versions that CVE-2019-9879 affects, then prioritises the finding by real risk using CISA KEV and FIRST.org EPSS.

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