THREATPORT/VULNERABILITY/CVE-2021-4380
CRITICAL SEVERITY

CVE-2021-4380

Pinterest Automatic Pin vulnerability

CVSS
9.8
EPSS
4.5%
EPSS pct
91th
Exploited
No known
The Pinterest Automatic plugin for WordPress is vulnerable to authorization bypass due to missing capability checks on the 'wp_pinterest_automatic_parse_request' function and the 'process_form.php' script in versions up to, and including, 1.14.3. This makes it possible for unauthenticated attackers to update arbitrary options on a site that can be used to create new administrative user accounts or redirect unsuspecting site visitors.
Affected vendor
Valvepress
Affected product
Pinterest Automatic Pin
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Weakness type (CWE)
  • CWE-284 — Improper Access Control
Published
2023-06-07

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 4.5% reflects a lower probability of exploitation activity in the wild over the next 30 days, placing it above 91% of all scored CVEs.

Check your external exposure to CVE-2021-4380

  • Confirm whether Valvepress Pinterest Automatic Pin is running on any internet-facing host or subdomain.
  • Match discovered service fingerprints against the version affected by CVE-2021-4380.
  • Prioritise remediation if the asset is public, business-critical, or near authentication/payment flows.

How ThreatPort helps with CVE-2021-4380

ThreatPort's external attack surface scanner checks your internet-facing assets — agentlessly, from the outside in — for the exposed services and versions that CVE-2021-4380 affects, then prioritises the finding by real risk using CISA KEV and FIRST.org EPSS.

Run a free external exposure scan

Are you exposed to CVE-2021-4380?

Run an instant, non-intrusive external scan to check your attack surface for CVE-2021-4380.

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