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Vulnerabilities

Vulnerability · CVE-2026-59198

CVE-2026-59198 is listed by Pillow is a Python imaging library..

Published Jul 14, 2026 · catalog updated Oct 24, 2026 · the affected product

Last checked Nov 8, 2026. A connected source was read within the last 7 days.

Check if you run it

No confirmed exploitation is on record for CVE-2026-59198. EPSS is 0.31%. Act only if a listed version of the affected product is installed.

Gaps on this record

  • No plain product name is stored. The page cannot tell you which product to check.
  • No vendor fix or required action is stored. Compare the linked advisory before you change production.

Same product and reporting

Severity
High7.5
Known exploitation
Not in CISA/VulnCheck KEV
EPSS
0.31%
Remediation
Version ranges on file
Affected products
cpe python/pillow

CVE-2026-59198 is listed by Pillow is a Python imaging library..

Are you affected?

Enter the version you run. The result uses only the ranges stored on this record.

The check returns affected, not affected, or incomplete. It does not guess a version that is missing from the record.

  • cpe python/pillow< 12.3.0

How to fix CVE-2026-59198

What to do

Three questions, each answered from this record only. Confirm the vendor advisory before you patch.

Should you patch?

No confirmed exploitation is on record for CVE-2026-59198. EPSS is 0.31%. Act only if a listed version of the affected product is installed.

Which versions are affected?

Compare what you have installed with < 12.3.0. Compare the installed version with the linked vendor advisory before you change production.

What should an analyst verify?

CWE-125: Out-of-bounds Read. EPSS 0.31%. There is no CISA KEV listing. No Exploit-DB or Metasploit reference is linked. Use the source links for the original advisory.

Technology hubs

Pillow security

Code

The project this record applies to. Exploit listings stay in References.

Timeline

Detection, updates, and resolution for this record.

  1. Jul 14, 2026 · Monitored products — high

    Detected

    CVE-2026-59198 is listed by Pillow is a Python imaging library..

  2. Oct 24, 2026 · Monitored products — high

    Updated

    CVE-2026-59198 is listed by Pillow is a Python imaging library..

Sources

  • CVE.orgVulnerability recordCVE-2026-59198

    Official CVE identifier

    cve.org
  • Monitored products — highVendor advisoryCVE-2026-59198

    Pillow is a Python imaging library. From 5.2.0 until 12.3.0, Pillow's TGA RLE encoder reads past its packed row buffer when saving a mode 1 image with TGA RLE compression, allowing adjacent process heap bytes to be copied into the generated TGA file. This issue is fixed in version 12.3.0.

    nvd.nist.gov

References

Freshness

Last verified in this catalog Nov 8, 2026. Significant claims (KEV, EPSS, CVSS, affected ranges) come from the source rows above — open the original publisher for the authoritative advisory.

  • CVE.orgNov 8, 2026
  • Monitored products — highNov 8, 2026