FKIE_CVE-2026-0595

Vulnerability from fkie_nvd - Published: 2026-02-11 12:16 - Updated: 2026-02-12 21:16
Severity ?
7.3 (High) - CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:N
5.4 (Medium) - CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
Summary
GitLab has remediated an issue in GitLab CE/EE affecting all versions from 13.9 before 18.6.6, 18.7 before 18.7.4, and 18.8 before 18.8.4 that, under certain conditions could have allowed an authenticated user to add unauthorized email addresses to victim accounts through HTML injection in test case titles.
References
cve@gitlab.comhttps://about.gitlab.com/releases/2026/02/10/patch-release-gitlab-18-8-4-released/Release Notes, Vendor Advisory
cve@gitlab.comhttps://gitlab.com/gitlab-org/gitlab/-/issues/584975Broken Link, Issue Tracking
cve@gitlab.comhttps://hackerone.com/reports/3486862Permissions Required
Impacted products
Vendor Product Version
gitlab gitlab *
gitlab gitlab *
gitlab gitlab *
gitlab gitlab *
gitlab gitlab *
gitlab gitlab *
To clipboard 

{
  "configurations": [
    {
      "nodes": [
        {
          "cpeMatch": [
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              "criteria": "cpe:2.3:a:gitlab:gitlab:*:*:*:*:community:*:*:*",
              "matchCriteriaId": "BC9EE0EC-1D82-438C-B3DC-3AA8CDAC6AFB",
              "versionEndExcluding": "18.6.6",
              "versionStartIncluding": "13.9.0",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:gitlab:gitlab:*:*:*:*:enterprise:*:*:*",
              "matchCriteriaId": "B9610056-FED6-4ED5-8830-06E56C125CFD",
              "versionEndExcluding": "18.6.6",
              "versionStartIncluding": "13.9.0",
              "vulnerable": true
            },
            {
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              "versionEndExcluding": "18.7.4",
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              "vulnerable": true
            },
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              "matchCriteriaId": "DA7B13F4-05B9-436E-A1DC-6C65DB7B44FE",
              "versionEndExcluding": "18.7.4",
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              "vulnerable": true
            },
            {
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              "matchCriteriaId": "BCEB62DB-0D85-4A21-99C4-6235CA97A795",
              "versionEndExcluding": "18.8.4",
              "versionStartIncluding": "18.8.0",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:gitlab:gitlab:*:*:*:*:enterprise:*:*:*",
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            }
          ],
          "negate": false,
          "operator": "OR"
        }
      ]
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  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "GitLab has remediated an issue in GitLab CE/EE affecting all versions from 13.9 before 18.6.6, 18.7 before 18.7.4, and 18.8 before 18.8.4 that, under certain conditions could have allowed an authenticated user to add unauthorized email addresses to victim accounts through HTML injection in test case titles."
    },
    {
      "lang": "es",
      "value": "GitLab ha remediado un problema en GitLab CE/EE que afecta a todas las versiones desde la 13.9 anteriores a la 18.6.6, la 18.7 anteriores a la 18.7.4, y la 18.8 anteriores a la 18.8.4 que, bajo ciertas condiciones, podr\u00eda haber permitido a un usuario autenticado a\u00f1adir direcciones de correo electr\u00f3nico no autorizadas a cuentas de v\u00edctimas mediante inyecci\u00f3n HTML en los t\u00edtulos de los casos de prueba."
    }
  ],
  "id": "CVE-2026-0595",
  "lastModified": "2026-02-12T21:16:37.217",
  "metrics": {
    "cvssMetricV31": [
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "NETWORK",
          "availabilityImpact": "NONE",
          "baseScore": 7.3,
          "baseSeverity": "HIGH",
          "confidentialityImpact": "HIGH",
          "integrityImpact": "HIGH",
          "privilegesRequired": "LOW",
          "scope": "UNCHANGED",
          "userInteraction": "REQUIRED",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:N",
          "version": "3.1"
        },
        "exploitabilityScore": 2.1,
        "impactScore": 5.2,
        "source": "cve@gitlab.com",
        "type": "Secondary"
      },
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "NETWORK",
          "availabilityImpact": "NONE",
          "baseScore": 5.4,
          "baseSeverity": "MEDIUM",
          "confidentialityImpact": "LOW",
          "integrityImpact": "LOW",
          "privilegesRequired": "LOW",
          "scope": "CHANGED",
          "userInteraction": "REQUIRED",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N",
          "version": "3.1"
        },
        "exploitabilityScore": 2.3,
        "impactScore": 2.7,
        "source": "nvd@nist.gov",
        "type": "Primary"
      }
    ]
  },
  "published": "2026-02-11T12:16:03.830",
  "references": [
    {
      "source": "cve@gitlab.com",
      "tags": [
        "Release Notes",
        "Vendor Advisory"
      ],
      "url": "https://about.gitlab.com/releases/2026/02/10/patch-release-gitlab-18-8-4-released/"
    },
    {
      "source": "cve@gitlab.com",
      "tags": [
        "Broken Link",
        "Issue Tracking"
      ],
      "url": "https://gitlab.com/gitlab-org/gitlab/-/issues/584975"
    },
    {
      "source": "cve@gitlab.com",
      "tags": [
        "Permissions Required"
      ],
      "url": "https://hackerone.com/reports/3486862"
    }
  ],
  "sourceIdentifier": "cve@gitlab.com",
  "vulnStatus": "Analyzed",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-79"
        }
      ],
      "source": "cve@gitlab.com",
      "type": "Primary"
    }
  ]
}


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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.