CVE-2026-125372 (GCVE-0-2026-125372)

Vulnerability from cvelistv5 – Published: 2026-11-09 23:27 – Updated: 2026-11-09 23:27
VLAI
Title
REBUILD before 4.5.3 Authorization Bypass via Feeds Details and Comments Endpoints
Summary
REBUILD before 4.5.3 contains an authorization bypass vulnerability in FeedsListController fetchDetails and fetchComments that skips privilege filtering and FeedsHelper.checkReadable checks. Authenticated attackers can enumerate sequential IDs via the feeds-details and comments-list endpoints to read private or team-scoped feed content, images, attachments and comments.
Severity
5.3 (Medium)
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N
4.3 (Medium)
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N
CWE
  • CWE-639 - Authorization Bypass Through User-Controlled Key
Assigner
VulnCheck CNA
References
Impacted products
Vendor Product Version
getrebuild rebuild Affected: 0 , < 4.5.3 (semver)
    cpe:2.3:a:getrebuild:rebuild:*:*:*:*:*:*:*:*
Create a notification for this product.
Date Public
2026-10-22 00:00
Credits
hieuPenguinnn
Show details on NVD website
To clipboard 

{
  "containers": {
    "cna": {
      "affected": [
        {
          "defaultStatus": "unaffected",
          "product": "rebuild",
          "vendor": "getrebuild",
          "versions": [
            {
              "lessThan": "4.5.3",
              "status": "affected",
              "version": "0",
              "versionType": "semver"
            }
          ]
        }
      ],
      "cpeApplicability": [
        {
          "nodes": [
            {
              "cpeMatch": [
                {
                  "criteria": "cpe:2.3:a:getrebuild:rebuild:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "4.5.3",
                  "vulnerable": true
                }
              ],
              "negate": false,
              "operator": "OR"
            }
          ]
        }
      ],
      "credits": [
        {
          "lang": "en",
          "type": "finder",
          "value": "hieuPenguinnn"
        }
      ],
      "datePublic": "2026-10-22T00:00:00.000Z",
      "descriptions": [
        {
          "lang": "en",
          "value": "REBUILD before 4.5.3 contains an authorization bypass vulnerability in FeedsListController fetchDetails and fetchComments that skips privilege filtering and FeedsHelper.checkReadable checks. Authenticated attackers can enumerate sequential IDs via the feeds-details and comments-list endpoints to read private or team-scoped feed content, images, attachments and comments."
        }
      ],
      "metrics": [
        {
          "cvssV4_0": {
            "attackComplexity": "LOW",
            "attackRequirements": "NONE",
            "attackVector": "NETWORK",
            "baseScore": 5.3,
            "baseSeverity": "MEDIUM",
            "privilegesRequired": "LOW",
            "subAvailabilityImpact": "NONE",
            "subConfidentialityImpact": "NONE",
            "subIntegrityImpact": "NONE",
            "userInteraction": "NONE",
            "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N",
            "version": "4.0",
            "vulnAvailabilityImpact": "NONE",
            "vulnConfidentialityImpact": "LOW",
            "vulnIntegrityImpact": "NONE"
          },
          "format": "CVSS"
        },
        {
          "cvssV3_1": {
            "attackComplexity": "LOW",
            "attackVector": "NETWORK",
            "availabilityImpact": "NONE",
            "baseScore": 4.3,
            "baseSeverity": "MEDIUM",
            "confidentialityImpact": "LOW",
            "integrityImpact": "NONE",
            "privilegesRequired": "LOW",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N",
            "version": "3.1"
          },
          "format": "CVSS"
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-639",
              "description": "Authorization Bypass Through User-Controlled Key",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2026-11-09T23:27:43.313Z",
        "orgId": "83251b91-4cc7-4094-a5c7-464a1b83ea10",
        "shortName": "VulnCheck"
      },
      "references": [
        {
          "name": "GitHub Issue #1139",
          "tags": [
            "issue-tracking"
          ],
          "url": "https://github.com/getrebuild/rebuild/issues/1139"
        },
        {
          "tags": [
            "product"
          ],
          "url": "https://github.com/getrebuild/rebuild"
        },
        {
          "tags": [
            "technical-description"
          ],
          "url": "https://github.com/getrebuild/rebuild/blob/af00afcc22476b889c06c3db6032fd94a1454cfa/src/main/java/com/rebuild/web/feeds/FeedsListController.java#L190-L194"
        },
        {
          "tags": [
            "patch"
          ],
          "url": "https://github.com/getrebuild/rebuild/commit/03959a464164e12e87443c689043ceccf56044f3"
        },
        {
          "name": "rebuild v4.5.3 Release Notes",
          "tags": [
            "release-notes"
          ],
          "url": "https://github.com/getrebuild/rebuild/releases/tag/4.5.3"
        },
        {
          "name": "VulnCheck Advisory: REBUILD before 4.5.3 Authorization Bypass via Feeds Details and Comments Endpoints",
          "tags": [
            "third-party-advisory"
          ],
          "url": "https://www.vulncheck.com/advisories/rebuild-before-4.5.3-authorization-bypass-via-feeds-details-and-comments-endpoints"
        }
      ],
      "title": "REBUILD before 4.5.3 Authorization Bypass via Feeds Details and Comments Endpoints",
      "x_generator": {
        "engine": "vulncheck-endgame"
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "83251b91-4cc7-4094-a5c7-464a1b83ea10",
    "assignerShortName": "VulnCheck",
    "cveId": "CVE-2026-125372",
    "datePublished": "2026-11-09T23:27:43.313Z",
    "dateReserved": "2026-11-09T22:03:04.685Z",
    "dateUpdated": "2026-11-09T23:27:43.313Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2"
}



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