Vulnerability-Lookup

GHSA-XV9C-MJW8-79GF

Vulnerability from github – Published: 2026-05-07 15:38 – Updated: 2026-05-29 21:45

Summary

Sidekiq-cron is vulnerable to a cross-site scripting (xss) vulnerability via crafted URL

Details

Sidekiq-cron thru 2.3.1, an open-source scheduling add-on for Sidekiq, is vulnerable to a cross-site scripting (xss) vulnerability via crafted URL being rended from cron.erb.

Severity

6.1 (Medium)


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

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{
  "affected": [
    {
      "package": {
        "ecosystem": "RubyGems",
        "name": "sidekiq-cron"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "2.4.0"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    }
  ],
  "aliases": [
    "CVE-2025-67202"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-79"
    ],
    "github_reviewed": true,
    "github_reviewed_at": "2026-05-12T16:19:17Z",
    "nvd_published_at": "2026-05-07T15:16:04Z",
    "severity": "MODERATE"
  },
  "details": "Sidekiq-cron thru 2.3.1, an open-source scheduling add-on for Sidekiq, is vulnerable to a cross-site scripting (xss) vulnerability via crafted URL being rended from cron.erb.",
  "id": "GHSA-xv9c-mjw8-79gf",
  "modified": "2026-05-29T21:45:43Z",
  "published": "2026-05-07T15:38:41Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2025-67202"
    },
    {
      "type": "WEB",
      "url": "https://github.com/sidekiq-cron/sidekiq-cron/issues/569"
    },
    {
      "type": "WEB",
      "url": "https://github.com/sidekiq-cron/sidekiq-cron/pull/568"
    },
    {
      "type": "WEB",
      "url": "https://github.com/sidekiq-cron/sidekiq-cron/commit/7b4ae4822f93ef4646f5cb55500ca4e25662db7c"
    },
    {
      "type": "WEB",
      "url": "https://github.com/rubysec/ruby-advisory-db/blob/master/gems/sidekiq-cron/CVE-2025-67202.yml"
    },
    {
      "type": "PACKAGE",
      "url": "https://github.com/sidekiq-cron/sidekiq-cron"
    },
    {
      "type": "WEB",
      "url": "https://github.com/sidekiq-cron/sidekiq-cron/releases/tag/v2.4.0"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N",
      "type": "CVSS_V3"
    }
  ],
  "summary": "Sidekiq-cron is vulnerable to a cross-site scripting (xss) vulnerability via crafted URL"
}

CVE-2025-67202 (GCVE-0-2025-67202)

Vulnerability from cvelistv5 – Published: 2026-05-07 00:00 – Updated: 2026-05-08 22:16

Summary

Sidekiq-cron thru 2.3.1, an open-source scheduling add-on for Sidekiq, is vulnerable to a cross-site scripting (xss) vulnerability via crafted URL being rended from cron.erb.

Severity

6.1 (Medium)


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

SSVC

Exploitation: poc Automatable: no Technical Impact: partial

CISA Coordinator (v2.0.3)

CWE

n/a
CWE-79 - Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

Assigner

mitre

References

2 references

URL	Tags
https://github.com/sidekiq-cron/sidekiq-cron/issues/569
https://github.com/sidekiq-cron/sidekiq-cron/rele…

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JSON

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{
  "containers": {
    "adp": [
      {
        "metrics": [
          {
            "cvssV3_1": {
              "attackComplexity": "LOW",
              "attackVector": "NETWORK",
              "availabilityImpact": "NONE",
              "baseScore": 6.1,
              "baseSeverity": "MEDIUM",
              "confidentialityImpact": "LOW",
              "integrityImpact": "LOW",
              "privilegesRequired": "NONE",
              "scope": "CHANGED",
              "userInteraction": "REQUIRED",
              "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N",
              "version": "3.1"
            }
          },
          {
            "other": {
              "content": {
                "id": "CVE-2025-67202",
                "options": [
                  {
                    "Exploitation": "poc"
                  },
                  {
                    "Automatable": "no"
                  },
                  {
                    "Technical Impact": "partial"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2026-05-08T22:11:33.173733Z",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
          }
        ],
        "problemTypes": [
          {
            "descriptions": [
              {
                "cweId": "CWE-79",
                "description": "CWE-79 Improper Neutralization of Input During Web Page Generation (\u0027Cross-site Scripting\u0027)",
                "lang": "en",
                "type": "CWE"
              }
            ]
          }
        ],
        "providerMetadata": {
          "dateUpdated": "2026-05-08T22:16:51.261Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "references": [
          {
            "tags": [
              "exploit"
            ],
            "url": "https://github.com/sidekiq-cron/sidekiq-cron/issues/569"
          }
        ],
        "title": "CISA ADP Vulnrichment"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "n/a",
          "vendor": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "n/a"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "Sidekiq-cron thru 2.3.1, an open-source scheduling add-on for Sidekiq, is vulnerable to a cross-site scripting (xss) vulnerability via crafted URL being rended from cron.erb."
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "description": "n/a",
              "lang": "en",
              "type": "text"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2026-05-07T13:54:10.412Z",
        "orgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
        "shortName": "mitre"
      },
      "references": [
        {
          "url": "https://github.com/sidekiq-cron/sidekiq-cron/issues/569"
        },
        {
          "url": "https://github.com/sidekiq-cron/sidekiq-cron/releases/tag/v2.4.0"
        }
      ]
    }
  },
  "cveMetadata": {
    "assignerOrgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
    "assignerShortName": "mitre",
    "cveId": "CVE-2025-67202",
    "datePublished": "2026-05-07T00:00:00.000Z",
    "dateReserved": "2025-12-08T00:00:00.000Z",
    "dateUpdated": "2026-05-08T22:16:51.261Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2"
}

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.

Detection rules are retrieved from Rulezet.

Action not permitted

GHSA-XV9C-MJW8-79GF

CVE-2025-67202 (GCVE-0-2025-67202)

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Sightings

Nomenclature