Vulnerability-Lookup

GHSA-4C8F-3M6H-M56R

Vulnerability from github – Published: 2026-07-03 21:31 – Updated: 2026-07-03 21:31

Details

Gitea versions before 1.25.5 allow a user to change another user's primary email address.

{
  "affected": [],
  "aliases": [
    "CVE-2026-27657"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-639"
    ],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2026-07-03T21:16:58Z",
    "severity": null
  },
  "details": "Gitea versions before 1.25.5 allow a user to change another user\u0027s primary email address.",
  "id": "GHSA-4c8f-3m6h-m56r",
  "modified": "2026-07-03T21:31:37Z",
  "published": "2026-07-03T21:31:37Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-27657"
    },
    {
      "type": "WEB",
      "url": "https://github.com/go-gitea/gitea/pull/36586"
    },
    {
      "type": "WEB",
      "url": "https://github.com/go-gitea/gitea/pull/36607"
    },
    {
      "type": "WEB",
      "url": "https://blog.gitea.com/release-of-1.25.5"
    },
    {
      "type": "WEB",
      "url": "https://github.com/go-gitea/gitea/releases/tag/v1.25.5"
    }
  ],
  "schema_version": "1.4.0",
  "severity": []
}

CVE-2026-27657 (GCVE-0-2026-27657)

Vulnerability from cvelistv5 – Published: 2026-07-03 20:19 – Updated: 2026-07-03 20:19

Title

Gitea email settings allow changing another user's primary email address

Summary

Gitea versions before 1.25.5 allow a user to change another user's primary email address.

Severity ?

No CVSS data available.

CWE

CWE-639 - Authorization Bypass Through User-Controlled Key

Assigner

Gitea

References

URL

Tags

	https://github.com/go-gitea/gitea/pull/36586	patch
	https://github.com/go-gitea/gitea/pull/36607	patch
	https://github.com/go-gitea/gitea/releases/tag/v1.25.5	release-notes
	https://blog.gitea.com/release-of-1.25.5/	release-notes

Impacted products

	Vendor	Product	Version
	Gitea	Gitea Open Source Git Server	Affected: 0 , < 1.25.5 (semver)

Credits

CsEnox

Show details on NVD website

JSON

To clipboard

{
  "containers": {
    "cna": {
      "affected": [
        {
          "defaultStatus": "unaffected",
          "product": "Gitea Open Source Git Server",
          "vendor": "Gitea",
          "versions": [
            {
              "lessThan": "1.25.5",
              "status": "affected",
              "version": "0",
              "versionType": "semver"
            }
          ]
        }
      ],
      "credits": [
        {
          "lang": "en",
          "type": "reporter",
          "value": "CsEnox"
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "Gitea versions before 1.25.5 allow a user to change another user\u0027s primary email address."
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-639",
              "description": "Authorization Bypass Through User-Controlled Key",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2026-07-03T20:19:35.873Z",
        "orgId": "88ee5874-cf24-4952-aea0-31affedb7ff2",
        "shortName": "Gitea"
      },
      "references": [
        {
          "name": "GitHub Pull Request #36586",
          "tags": [
            "patch"
          ],
          "url": "https://github.com/go-gitea/gitea/pull/36586"
        },
        {
          "name": "GitHub Pull Request #36607",
          "tags": [
            "patch"
          ],
          "url": "https://github.com/go-gitea/gitea/pull/36607"
        },
        {
          "name": "Gitea v1.25.5 Release",
          "tags": [
            "release-notes"
          ],
          "url": "https://github.com/go-gitea/gitea/releases/tag/v1.25.5"
        },
        {
          "name": "Gitea v1.25.5 Release Blog Post",
          "tags": [
            "release-notes"
          ],
          "url": "https://blog.gitea.com/release-of-1.25.5/"
        }
      ],
      "title": "Gitea email settings allow changing another user\u0027s primary email address",
      "x_generator": {
        "engine": "cvelib 1.8.0"
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "88ee5874-cf24-4952-aea0-31affedb7ff2",
    "assignerShortName": "Gitea",
    "cveId": "CVE-2026-27657",
    "datePublished": "2026-07-03T20:19:35.873Z",
    "dateReserved": "2026-02-22T15:13:33.716Z",
    "dateUpdated": "2026-07-03T20:19:35.873Z",
    "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-4C8F-3M6H-M56R

CVE-2026-27657 (GCVE-0-2026-27657)

Tags

Sightings

Nomenclature