CVE-2026-16766 (GCVE-0-2026-16766)
Vulnerability from cvelistv5 – Published: 2026-07-25 08:12 – Updated: 2026-07-25 18:18
VLAI
EPSS
VEX
Title
Catalyst::View::Wkhtmltopdf versions before 0.6.1 for Perl allow shell command injection (RCE) via PDF render options
Summary
Catalyst::View::Wkhtmltopdf versions before 0.6.1 for Perl allow shell command injection (RCE) via PDF render options.
Options are passed directly to the wkhtmltopdf command without sanitization.
Any web application that passes user-controlled options such as the page_size, orientation or margins without validation allows shell command injection.
Version 0.6.0 was released with an incomplete fix for this issue.
Note that the wkhtmltopdf project is no longer being developed, and users of this package should migrate to alternative solutions.
Severity
No CVSS data available.
CWE
- CWE-78 - Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')
Assigner
References
4 references
| URL | Tags |
|---|---|
| https://github.com/robrwo/Catalyst-View-Wkhtmltop… | vendor-advisory |
| https://metacpan.org/release/RRWO/Catalyst-View-W… | release-notes |
| https://github.com/mc7244/Catalyst-View-Wkhtmltop… | issue-tracking |
| http://www.openwall.com/lists/oss-security/2026/07/25/4 |
Impacted products
1 product
| Vendor | Product | Version | |
|---|---|---|---|
| RRWO | Catalyst::View::Wkhtmltopdf |
Affected:
0 , < 0.6.1
(custom)
|
{
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"dateUpdated": "2026-07-25T18:18:23.490Z",
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}
],
"problemTypes": [
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"descriptions": [
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"cweId": "CWE-78",
"description": "CWE-78 Improper Neutralization of Special Elements used in an OS Command (\u0027OS Command Injection\u0027)",
"lang": "en",
"type": "CWE"
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"orgId": "9b29abf9-4ab0-4765-b253-1875cd9b441e",
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"references": [
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"tags": [
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"url": "https://github.com/robrwo/Catalyst-View-Wkhtmltopdf/security/advisories/GHSA-42w4-jj8w-6p98"
},
{
"tags": [
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"url": "https://metacpan.org/release/RRWO/Catalyst-View-Wkhtmltopdf-v0.6.1/changes"
},
{
"tags": [
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],
"url": "https://github.com/mc7244/Catalyst-View-Wkhtmltopdf/issues/6"
}
],
"solutions": [
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"lang": "en",
"value": "Upgrade to Catalyst::View::Wkhtmltopdf version 0.6.1 or later."
}
],
"source": {
"discovery": "UNKNOWN"
},
"title": "Catalyst::View::Wkhtmltopdf versions before 0.6.1 for Perl allow shell command injection (RCE) via PDF render options",
"workarounds": [
{
"lang": "en",
"value": "For deployments that cannot upgrade, ensure the application does not allow unvalidated wkhtmltopdf options to be submitted."
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"assignerShortName": "CPANSec",
"cveId": "CVE-2026-16766",
"datePublished": "2026-07-25T08:12:42.260Z",
"dateReserved": "2026-07-23T14:17:40.588Z",
"dateUpdated": "2026-07-25T18:18:23.490Z",
"state": "PUBLISHED"
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}
}
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Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.
Sightings
| Author | Source | Type | Date | Other |
|---|
Nomenclature
- Seen: The vulnerability was mentioned, discussed, or observed by the user.
- Confirmed: The vulnerability has been validated from an analyst's perspective.
- Published Proof of Concept: A public proof of concept is available for this vulnerability.
- Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
- Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
- Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
- Not confirmed: The user expressed doubt about the validity of the vulnerability.
- Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.
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The MITRE ATT&CK techniques below are AI-generated suggestions, inferred from the description of the
vulnerability by the CIRCL/vulnerability-attack-technique-classification-roberta-base
model, served locally by ML-Gateway.
They have not been verified by an analyst and are provided for guidance only.
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