THREATPORT/VULNERABILITY/CVE-2022-22817
CRITICAL SEVERITY

CVE-2022-22817

Pillow vulnerability

CVSS
9.8
EPSS
3.4%
EPSS pct
88th
Exploited
No known
PIL.ImageMath.eval in Pillow before 9.0.0 allows evaluation of arbitrary expressions, such as ones that use the Python exec method. A lambda expression could also be used.
Affected vendor
Python
Affected product
Pillow
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Published
2022-01-10

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 3.4% reflects a lower probability of exploitation activity in the wild over the next 30 days, placing it above 88% of all scored CVEs.

Check your external exposure to CVE-2022-22817

  • Confirm whether Python Pillow is running on any internet-facing host or subdomain.
  • Match discovered service fingerprints against the version affected by CVE-2022-22817.
  • Prioritise remediation if the asset is public, business-critical, or near authentication/payment flows.

How ThreatPort helps with CVE-2022-22817

ThreatPort's external attack surface scanner checks your internet-facing assets — agentlessly, from the outside in — for the exposed services and versions that CVE-2022-22817 affects, then prioritises the finding by real risk using CISA KEV and FIRST.org EPSS.

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