THREATPORT/VULNERABILITY/CVE-2022-4830
MEDIUM SEVERITY

CVE-2022-4830

Paid Memberships Pro vulnerability

CVSS
5.4
EPSS
65.0%
EPSS pct
99th
Exploited
No known
The Paid Memberships Pro WordPress plugin before 2.9.9 does not validate and escape some of its shortcode attributes before outputting them back in the page, which could allow users with a role as low as contributor to perform Stored Cross-Site Scripting attacks which could be used against high privilege users such as admins.
Affected vendor
Strangerstudios
Affected product
Paid Memberships Pro
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
Weakness type (CWE)
  • CWE-79 — Cross-Site Scripting (XSS)
Published
2023-02-13

Risk analysis

Based on its CVSS vector, this vulnerability is exploitable over the network, low attack complexity, requiring low privileges, user interaction. Successful exploitation leads to low impact to confidentiality, low impact to integrity.

Its EPSS score of 65.0% reflects a high 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-2022-4830

  • Confirm whether Strangerstudios Paid Memberships Pro is running on any internet-facing host or subdomain.
  • Match discovered service fingerprints against the version affected by CVE-2022-4830.
  • Prioritise remediation if the asset is public, business-critical, or near authentication/payment flows.

How ThreatPort helps with CVE-2022-4830

ThreatPort's external attack surface scanner checks your internet-facing assets — agentlessly, from the outside in — for the exposed services and versions that CVE-2022-4830 affects, then prioritises the finding by real risk using CISA KEV and FIRST.org EPSS.

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Are you exposed to CVE-2022-4830?

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