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vuln-cve/data/2026/17xxx/CVE-2026-17431.json
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{
"dataType": "CVE_RECORD",
"dataVersion": "5.2",
"cveMetadata": {
"cveId": "CVE-2026-17431",
"assignerOrgId": "9b29abf9-4ab0-4765-b253-1875cd9b441e",
"state": "PUBLISHED",
"assignerShortName": "CPANSec",
"dateReserved": "2026-07-25T08:39:34.495Z",
"datePublished": "2026-08-12T23:12:57.958Z",
"dateUpdated": "2026-08-13T13:09:27.451Z"
},
"containers": {
"cna": {
"affected": [
{
"collectionURL": "https://cpan.org/modules",
"defaultStatus": "unaffected",
"packageName": "PDF-WebKit",
"product": "PDF::WebKit",
"programFiles": [
"lib/PDF/WebKit.pm"
],
"programRoutines": [
{
"name": "PDF::WebKit::to_pdf"
},
{
"name": "PDF::WebKit::to_file"
},
{
"name": "PDF::WebKit::_style_tag_for"
}
],
"repo": "https://github.com/kingpong/perl-PDF-WebKit",
"vendor": "MITHALDU",
"versions": [
{
"lessThanOrEqual": "1.2",
"status": "affected",
"version": "0",
"versionType": "custom"
}
]
}
],
"descriptions": [
{
"lang": "en",
"value": "PDF::WebKit versions through 1.2 for Perl allow OS command injection via a 2-arg open() of the output path in to_pdf and of stylesheet paths in _style_tag_for.\n\nto_pdf reads the generated PDF back from its path argument, and _style_tag_for reads each entry of the stylesheets list, by assigning the path to a local @ARGV and reading it with the diamond operator, which opens each @ARGV element with Perl's 2-arg open(). A value that begins or ends with a pipe (\"| cmd\", \"cmd |\") is run as a command rather than opened as a file, and one that begins with a redirect (\"> path\", \">> path\") opens that path for write or append. to_file forwards its path argument to to_pdf and reaches the same read.\n\nAny caller that forwards untrusted input as the output path or as a stylesheets entry can run a command under the process UID; with the \"cmd |\" form the command's output is returned in place of the PDF, and with the \"> path\" form the named file is truncated. Stylesheets may only be added to an HTML source, so a URL or file source exposes the output path alone."
}
],
"problemTypes": [
{
"descriptions": [
{
"cweId": "CWE-78",
"description": "CWE-78 Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')",
"lang": "en",
"type": "CWE"
}
]
},
{
"descriptions": [
{
"cweId": "CWE-73",
"description": "CWE-73 External Control of File Name or Path",
"lang": "en",
"type": "CWE"
}
]
}
],
"providerMetadata": {
"orgId": "9b29abf9-4ab0-4765-b253-1875cd9b441e",
"shortName": "CPANSec",
"dateUpdated": "2026-08-12T23:12:57.958Z"
},
"references": [
{
"tags": [
"issue-tracking"
],
"url": "https://github.com/kingpong/perl-PDF-WebKit/issues/8"
},
{
"tags": [
"patch"
],
"url": "https://security.metacpan.org/patches/P/PDF-WebKit/1.2/CVE-2026-17431-r1.patch"
},
{
"url": "https://wkhtmltopdf.org/status.html"
}
],
"source": {
"discovery": "UNKNOWN"
},
"title": "PDF::WebKit versions through 1.2 for Perl allow OS command injection via a 2-arg open() of the output path in to_pdf and of stylesheet paths in _style_tag_for",
"workarounds": [
{
"lang": "en",
"value": "No fixed release is available. Apply the patch, which reads both paths with a 3-arg open so the value is never interpreted as a command or redirect.\n\nOtherwise, do not pass untrusted input as the output path to to_pdf or to_file, or as an entry in the stylesheets list.\n\nNote that the wkhtmltopdf project is no longer being developed, and users of this package should migrate to alternative solutions."
}
],
"x_generator": {
"engine": "cpansec-cna-tool 0.1"
}
},
"adp": [
{
"title": "CVE Program Container",
"references": [
{
"url": "http://www.openwall.com/lists/oss-security/2026/08/13/3"
}
],
"providerMetadata": {
"orgId": "af854a3a-2127-422b-91ae-364da2661108",
"shortName": "CVE",
"dateUpdated": "2026-08-13T02:53:50.907Z"
}
},
{
"metrics": [
{
"cvssV3_1": {
"scope": "UNCHANGED",
"version": "3.1",
"baseScore": 6.1,
"attackVector": "LOCAL",
"baseSeverity": "MEDIUM",
"vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:H/A:N",
"integrityImpact": "HIGH",
"userInteraction": "REQUIRED",
"attackComplexity": "LOW",
"availabilityImpact": "NONE",
"privilegesRequired": "NONE",
"confidentialityImpact": "LOW"
}
},
{
"other": {
"type": "ssvc",
"content": {
"timestamp": "2026-08-13T13:09:23.223596Z",
"id": "CVE-2026-17431",
"options": [
{
"Exploitation": "none"
},
{
"Automatable": "no"
},
{
"Technical Impact": "partial"
}
],
"role": "CISA Coordinator",
"version": "2.0.3"
}
}
}
],
"title": "CISA ADP Vulnrichment",
"providerMetadata": {
"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"shortName": "CISA-ADP",
"dateUpdated": "2026-08-13T13:09:27.451Z"
}
}
]
}
}