CVE-2023-5933 (GCVE-0-2023-5933)

Vulnerability from cvelistv5 – Published: 2024-01-26 01:02 – Updated: 2026-04-25 04:05
VLAI
Title
Improper Neutralization of Script-Related HTML Tags in a Web Page (Basic XSS) in GitLab
Summary
An issue has been discovered in GitLab CE/EE affecting all versions after 13.7 before 16.6.6, 16.7 prior to 16.7.4, and 16.8 prior to 16.8.1. Improper input sanitization of user name allows arbitrary API PUT requests.
Severity
6.4 (Medium)
CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:U/C:H/I:H/A:N
SSVC
Exploitation: poc Automatable: no Technical Impact: total
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2024-11-13 15:00 UTC
CWE
  • CWE-80 - Improper Neutralization of Script-Related HTML Tags in a Web Page (Basic XSS)
Assigner
References
URL Tags
https://about.gitlab.com/releases/2024/01/25/crit…
https://gitlab.com/gitlab-org/gitlab/-/issues/430236 issue-trackingpermissions-required
https://hackerone.com/reports/2225710 technical-descriptionexploitpermissions-required
Impacted products
Vendor Product Version CPE status
GitLab GitLab Affected: 13.7 , < 16.6.6 (semver)
Affected: 16.7 , < 16.7.4 (semver)
Affected: 16.8 , < 16.8.1 (semver)
    cpe:2.3:a:gitlab:gitlab:*:*:*:*:*:*:*:*
Create a notification for this product.
Credits
Thanks [yvvdwf](https://hackerone.com/yvvdwf) for reporting this vulnerability through our HackerOne bug bounty program
Show details on NVD website
To clipboard 

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            ],
            "title": "CVE Program Container"
          },
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            "metrics": [
              {
                "other": {
                  "content": {
                    "id": "CVE-2023-5933",
                    "options": [
                      {
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                      },
                      {
                        "Automatable": "no"
                      },
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                    ],
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              "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
              "shortName": "CISA-ADP"
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            "title": "CISA ADP Vulnrichment"
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        ],
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                "cpe:2.3:a:gitlab:gitlab:*:*:*:*:*:*:*:*"
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          ],
          "credits": [
            {
              "lang": "en",
              "type": "finder",
              "value": "Thanks [yvvdwf](https://hackerone.com/yvvdwf) for reporting this vulnerability through our HackerOne bug bounty program"
            }
          ],
          "descriptions": [
            {
              "lang": "en",
              "value": "An issue has been discovered in GitLab CE/EE affecting all versions after 13.7 before 16.6.6, 16.7 prior to 16.7.4, and 16.8 prior to 16.8.1. Improper input sanitization of user name allows arbitrary API PUT requests."
            }
          ],
          "metrics": [
            {
              "cvssV3_1": {
                "attackComplexity": "HIGH",
                "attackVector": "NETWORK",
                "availabilityImpact": "NONE",
                "baseScore": 6.4,
                "baseSeverity": "MEDIUM",
                "confidentialityImpact": "HIGH",
                "integrityImpact": "HIGH",
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                "scope": "UNCHANGED",
                "userInteraction": "REQUIRED",
                "vectorString": "CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:U/C:H/I:H/A:N",
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          "problemTypes": [
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                {
                  "cweId": "CWE-80",
                  "description": "CWE-80: Improper Neutralization of Script-Related HTML Tags in a Web Page (Basic XSS)",
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          "providerMetadata": {
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            {
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                "issue-tracking",
                "permissions-required"
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            {
              "lang": "en",
              "value": "Upgrade to versions 16.8.1, 16.7.4, 16.6.6 or above."
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          ],
          "title": "Improper Neutralization of Script-Related HTML Tags in a Web Page (Basic XSS) in GitLab"
        }
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      "cveMetadata": {
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        "cveId": "CVE-2023-5933",
        "datePublished": "2024-01-26T01:02:58.931Z",
        "dateReserved": "2023-11-02T15:01:52.148Z",
        "dateUpdated": "2026-04-25T04:05:38.198Z",
        "state": "PUBLISHED"
      },
      "dataType": "CVE_RECORD",
      "dataVersion": "5.2"
    }
  }
}



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Taxonomy of the tags.





Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

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.



Related by attack behaviour

Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.