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CVE-2026-107704

image_optimizer 1.3.0 through 1.9.0 OS Command Injection via identify_format

Published
Last modified
Status
published
Known exploitation
Not listed in CISA KEV
Public exploit
None on Exploit-DB
CISA SSVC
  • Exploitation: poc
  • Automatable: yes
  • Technical impact: total
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Decision points from CISA's Vulnrichment, assessed (SSVC 2.0.3).

SSVC documentation

Summary

The image_optimizer Ruby gem 1.3.0 through 1.9.0 contains an OS command injection vulnerability in ImageOptimizer#identify_format that allows attackers to execute commands by supplying a crafted image path when the identify option is enabled. Attackers controlling the path, such as an uploaded file name, can append shell metacharacters like ';' that are executed via Ruby backticks with the Ruby process privileges.

Affected versions

  • jtescher image_optimizer

    From 1.3.0 · through 1.9.0

References 5

gist.github.com

GitHub · jtescher/image_optimizer

vulncheck.com