Vulnerability-Lookup

GHSA-58QR-V987-VH6W

Vulnerability from github – Published: 2026-03-26 03:30 – Updated: 2026-03-26 15:30

Details

Plack::Middleware::Session::Cookie versions through 0.21 for Perl allows remote code execution.

Plack::Middleware::Session::Cookie versions through 0.21 has a security vulnerability where it allows an attacker to execute arbitrary code on the server during deserialization of the cookie data, when there is no secret used to sign the cookie.

Severity ?

9.8 (Critical)


                  
                    CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

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{
  "affected": [],
  "aliases": [
    "CVE-2014-125112"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-565"
    ],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2026-03-26T03:16:00Z",
    "severity": "CRITICAL"
  },
  "details": "Plack::Middleware::Session::Cookie versions through 0.21 for Perl allows remote code execution.\n\nPlack::Middleware::Session::Cookie versions through 0.21 has a security vulnerability where it allows an attacker to execute arbitrary code on the server during deserialization of the cookie data, when there is no secret used to sign the cookie.",
  "id": "GHSA-58qr-v987-vh6w",
  "modified": "2026-03-26T15:30:36Z",
  "published": "2026-03-26T03:30:28Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2014-125112"
    },
    {
      "type": "WEB",
      "url": "https://gist.github.com/miyagawa/2b8764af908a0dacd43d"
    },
    {
      "type": "WEB",
      "url": "https://metacpan.org/release/MIYAGAWA/Plack-Middleware-Session-0.23-TRIAL/changes"
    },
    {
      "type": "WEB",
      "url": "http://www.openwall.com/lists/oss-security/2026/03/26/2"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
      "type": "CVSS_V3"
    }
  ]
}

CVE-2014-125112 (GCVE-0-2014-125112)

Vulnerability from cvelistv5 – Published: 2026-03-26 02:04 – Updated: 2026-03-26 14:53

Title

Plack::Middleware::Session::Cookie versions through 0.21 for Perl allows remote code execution

Summary

Plack::Middleware::Session::Cookie versions through 0.21 for Perl allows remote code execution. Plack::Middleware::Session::Cookie versions through 0.21 has a security vulnerability where it allows an attacker to execute arbitrary code on the server during deserialization of the cookie data, when there is no secret used to sign the cookie.

Severity ?

9.8 (Critical)


                        
                          CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

CWE

CWE-565 - Reliance on Cookies without Validation and Integrity Checking

Assigner

CPANSec

References

URL

Tags

	https://gist.github.com/miyagawa/2b8764af908a0dacd43d	technical-description
	https://metacpan.org/release/MIYAGAWA/Plack-Middl…	release-notes

Impacted products

	Vendor	Product	Version
	MIYAGAWA	Plack::Middleware::Session::Cookie	Affected: 0 , ≤ 0.21 (custom)

Credits

mala (@bulkneets)

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JSON

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{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2026-03-26T04:46:57.862Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "url": "http://www.openwall.com/lists/oss-security/2026/03/26/2"
          }
        ],
        "title": "CVE Program Container"
      },
      {
        "metrics": [
          {
            "cvssV3_1": {
              "attackComplexity": "LOW",
              "attackVector": "NETWORK",
              "availabilityImpact": "HIGH",
              "baseScore": 9.8,
              "baseSeverity": "CRITICAL",
              "confidentialityImpact": "HIGH",
              "integrityImpact": "HIGH",
              "privilegesRequired": "NONE",
              "scope": "UNCHANGED",
              "userInteraction": "NONE",
              "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
              "version": "3.1"
            }
          },
          {
            "other": {
              "content": {
                "id": "CVE-2014-125112",
                "options": [
                  {
                    "Exploitation": "none"
                  },
                  {
                    "Automatable": "yes"
                  },
                  {
                    "Technical Impact": "total"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2026-03-26T14:52:33.130571Z",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
          }
        ],
        "providerMetadata": {
          "dateUpdated": "2026-03-26T14:53:30.210Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
      }
    ],
    "cna": {
      "affected": [
        {
          "collectionURL": "https://cpan.org/modules",
          "defaultStatus": "unaffected",
          "packageName": "Plack-Middleware-Session",
          "product": "Plack::Middleware::Session::Cookie",
          "repo": "https://github.com/plack/Plack-Middleware-Session",
          "vendor": "MIYAGAWA",
          "versions": [
            {
              "lessThanOrEqual": "0.21",
              "status": "affected",
              "version": "0",
              "versionType": "custom"
            }
          ]
        }
      ],
      "credits": [
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          "lang": "en",
          "type": "finder",
          "value": "mala (@bulkneets)"
        }
      ],
      "descriptions": [
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          "lang": "en",
          "value": "Plack::Middleware::Session::Cookie versions through 0.21 for Perl allows remote code execution.\n\nPlack::Middleware::Session::Cookie versions through 0.21 has a security vulnerability where it allows an attacker to execute arbitrary code on the server during deserialization of the cookie data, when there is no secret used to sign the cookie."
        }
      ],
      "impacts": [
        {
          "capecId": "CAPEC-586",
          "descriptions": [
            {
              "lang": "en",
              "value": "CAPEC-586 Object Injection"
            }
          ]
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-565",
              "description": "CWE-565 Reliance on Cookies without Validation and Integrity Checking",
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      "providerMetadata": {
        "dateUpdated": "2026-03-26T02:04:10.267Z",
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      "references": [
        {
          "tags": [
            "technical-description"
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          "url": "https://gist.github.com/miyagawa/2b8764af908a0dacd43d"
        },
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          "tags": [
            "release-notes"
          ],
          "url": "https://metacpan.org/release/MIYAGAWA/Plack-Middleware-Session-0.23-TRIAL/changes"
        }
      ],
      "solutions": [
        {
          "lang": "en",
          "value": "Upgrade Plack::Middleware::Session to version 0.23 or later (ideally version 0.36 or later), and set the \"secret\" option."
        }
      ],
      "source": {
        "discovery": "UNKNOWN"
      },
      "timeline": [
        {
          "lang": "en",
          "time": "2014-08-11T00:00:00.000Z",
          "value": "Vulnerability disclosed by MIYAGAWA."
        },
        {
          "lang": "en",
          "time": "2014-08-11T00:00:00.000Z",
          "value": "Version 0.22 released that warns when the \"secret\" option is not set."
        },
        {
          "lang": "en",
          "time": "2014-08-11T00:00:00.000Z",
          "value": "Version 0.23-TRIAL released that requires the \"secret\" option to be set."
        },
        {
          "lang": "en",
          "time": "2014-09-05T00:00:00.000Z",
          "value": "Version 0.24 released. Same as 0.23 but not a trial release."
        },
        {
          "lang": "en",
          "time": "2016-02-03T00:00:00.000Z",
          "value": "Version 0.26 released. Documentation improved with SYNOPSIS giving an example of how to set the \"secret\" option."
        },
        {
          "lang": "en",
          "time": "2019-01-26T00:00:00.000Z",
          "value": "CPANSA-Plack-Middleware-Session-Cookie-2014-01 assigned in CPAN::Audit::DB"
        },
        {
          "lang": "en",
          "time": "2019-03-09T00:00:00.000Z",
          "value": "CPANSA-Plack-Middleware-Session-2014-01 reassigned in CPAN::Audit::DB"
        },
        {
          "lang": "en",
          "time": "2025-07-08T00:00:00.000Z",
          "value": "CVE-2014-125112 assigned by CPANSec."
        }
      ],
      "title": "Plack::Middleware::Session::Cookie versions through 0.21 for Perl allows remote code execution",
      "workarounds": [
        {
          "lang": "en",
          "value": "Set the \"secret\" option."
        }
      ],
      "x_generator": {
        "engine": "cpansec-cna-tool 0.1"
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    }
  },
  "cveMetadata": {
    "assignerOrgId": "9b29abf9-4ab0-4765-b253-1875cd9b441e",
    "assignerShortName": "CPANSec",
    "cveId": "CVE-2014-125112",
    "datePublished": "2026-03-26T02:04:10.267Z",
    "dateReserved": "2025-07-08T15:24:38.840Z",
    "dateUpdated": "2026-03-26T14:53:30.210Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2"
}

Sightings

Author	Source	Type	Date

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.

Detection rules are retrieved from Rulezet.

Action not permitted

GHSA-58QR-V987-VH6W

CVE-2014-125112 (GCVE-0-2014-125112)

Tags

Sightings

Nomenclature