github - ghsa-v825-mc9m-64qr

ghsa-v825-mc9m-64qr

Vulnerability from github

Published

2025-11-27 00:30

Modified

2025-11-27 00:30

Details

XML-Sig versions 0.27 through 0.67 for Perl incorrectly validates XML files if signatures are omitted.

An attacker can remove the signature from the XML document to make it pass the verification check.

XML-Sig is a Perl module to validate signatures on XML files. An unsigned XML file should return an error message. The affected versions return true when attempting to validate an XML file that contains no signatures.

Show details on source website

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{
  "affected": [],
  "aliases": [
    "CVE-2025-40934"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-347"
    ],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2025-11-26T23:15:47Z",
    "severity": null
  },
  "details": "XML-Sig versions 0.27 through 0.67 for Perl incorrectly validates XML files if signatures are omitted.\n\nAn attacker can remove the signature from the XML document to make it pass the verification check.\n\nXML-Sig is a Perl module to validate signatures on XML files.\u00a0 An unsigned XML file should return an error message.\u00a0 The affected versions return true when attempting to validate an XML file that contains no signatures.",
  "id": "GHSA-v825-mc9m-64qr",
  "modified": "2025-11-27T00:30:27Z",
  "published": "2025-11-27T00:30:27Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2025-40934"
    },
    {
      "type": "WEB",
      "url": "https://github.com/perl-net-saml2/perl-XML-Sig/issues/63"
    },
    {
      "type": "WEB",
      "url": "https://github.com/perl-net-saml2/perl-XML-Sig/pull/64"
    }
  ],
  "schema_version": "1.4.0",
  "severity": []
}

CVE-2025-40934 (GCVE-0-2025-40934)

Vulnerability from cvelistv5

Published

2025-11-26 22:34

Modified

2025-11-26 22:34

Severity ?

CWE

CWE-347 - Improper Verification of Cryptographic Signature

Summary

XML-Sig versions 0.27 through 0.67 for Perl incorrectly validates XML files if signatures are omitted. An attacker can remove the signature from the XML document to make it pass the verification check. XML-Sig is a Perl module to validate signatures on XML files. An unsigned XML file should return an error message. The affected versions return true when attempting to validate an XML file that contains no signatures.

References

URL

Tags

	https://github.com/perl-net-saml2/perl-XML-Sig/issues/63	issue-tracking
	https://github.com/perl-net-saml2/perl-XML-Sig/pull/64	patch

Impacted products

	Vendor	Product	Version
	TIMLEGGE	XML::Sig	Version: 0.27 < 0.68

Show details on NVD website

To clipboard

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      "affected": [
        {
          "collectionURL": "https://cpan.org/modules",
          "defaultStatus": "unaffected",
          "packageName": "XML-Sig",
          "product": "XML::Sig",
          "programFiles": [
            "lib/XML/Sig.pm"
          ],
          "programRoutines": [
            {
              "name": "verify()"
            }
          ],
          "repo": "https://github.com/perl-net-saml2/perl-XML-Sig",
          "vendor": "TIMLEGGE",
          "versions": [
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              "lessThan": "0.68",
              "status": "affected",
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              "versionType": "custom"
            }
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      "credits": [
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          "value": "gttds"
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            }
          ],
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        }
      ],
      "impacts": [
        {
          "capecId": "CAPEC-115",
          "descriptions": [
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              "lang": "en",
              "value": "CAPEC-115 Authentication Bypass"
            }
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      "providerMetadata": {
        "dateUpdated": "2025-11-26T22:34:33.569Z",
        "orgId": "9b29abf9-4ab0-4765-b253-1875cd9b441e",
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        }
      ],
      "solutions": [
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          "supportingMedia": [
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              "base64": false,
              "type": "text/html",
              "value": "Upgrade to version 0.68"
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          ],
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        }
      ],
      "source": {
        "discovery": "UNKNOWN"
      },
      "title": "XML-Sig prior to 0.68 for Perl improperly validates XML without signatures",
      "x_generator": {
        "engine": "Vulnogram 0.5.0"
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  "cveMetadata": {
    "assignerOrgId": "9b29abf9-4ab0-4765-b253-1875cd9b441e",
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    "datePublished": "2025-11-26T22:34:33.569Z",
    "dateReserved": "2025-04-16T09:05:34.363Z",
    "dateUpdated": "2025-11-26T22:34:33.569Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2"
}

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