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2 vulnerabilities found for image_optimizer by jtescher
CVE-2026-107704 (GCVE-0-2026-107704)
Vulnerability from nvd – Published: 2026-10-08 18:36 – Updated: 2026-10-08 18:36
VLAI
EPSS
VEX
Title
image_optimizer 1.3.0 through 1.9.0 OS Command Injection via identify_format
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.
Severity
9.8 (Critical)
CWE
- CWE-78 - Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')
Assigner
References
5 references
| URL | Tags |
|---|---|
| https://gist.github.com/R3tro16/a99a058d24a066927… | third-party-advisory |
| https://github.com/jtescher/image_optimizer/blob/… | technical-description |
| https://github.com/jtescher/image_optimizer/blob/… | technical-description |
| https://github.com/jtescher/image_optimizer | product |
| https://www.vulncheck.com/advisories/image-optimi… | third-party-advisory |
Impacted products
1 product
| Vendor | Product | Version | |
|---|---|---|---|
| jtescher | image_optimizer |
Affected:
1.3.0 , ≤ 1.9.0
(semver)
|
Date Public
2026-06-15 00:00
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}
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CVE-2026-107704 (GCVE-0-2026-107704)
Vulnerability from cvelistv5 – Published: 2026-10-08 18:36 – Updated: 2026-10-08 18:36
VLAI
EPSS
VEX
Title
image_optimizer 1.3.0 through 1.9.0 OS Command Injection via identify_format
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.
Severity
9.8 (Critical)
CWE
- CWE-78 - Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')
Assigner
References
5 references
| URL | Tags |
|---|---|
| https://gist.github.com/R3tro16/a99a058d24a066927… | third-party-advisory |
| https://github.com/jtescher/image_optimizer/blob/… | technical-description |
| https://github.com/jtescher/image_optimizer/blob/… | technical-description |
| https://github.com/jtescher/image_optimizer | product |
| https://www.vulncheck.com/advisories/image-optimi… | third-party-advisory |
Impacted products
1 product
| Vendor | Product | Version | |
|---|---|---|---|
| jtescher | image_optimizer |
Affected:
1.3.0 , ≤ 1.9.0
(semver)
|
Date Public
2026-06-15 00:00
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"cna": {
"affected": [
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"collectionURL": "https://rubygems.org/gems/image_optimizer",
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"product": "image_optimizer",
"repo": "https://github.com/jtescher/image_optimizer",
"vendor": "jtescher",
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"lessThanOrEqual": "1.9.0",
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],
"credits": [
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