{"id":"CVE-2026-30959","aliases":["EUVD-2026-10703","GHSA-cw6x-mw64-q6pv"],"status":"published","title":"OneUptime has WhatsApp Resend Verification Authorization Bypass","description":"OneUptime is a solution for monitoring and managing online services. The resend-verification-code endpoint allows any authenticated user to trigger a verification code resend for any UserWhatsApp record by ID. Ownership is not validated (unlike the verify endpoint). This affects the UserWhatsAppAPI.ts endpoint and the UserWhatsAppService.ts service.","severity":{"version":"4.0","score":5.3,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:L","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-11","score":0.00418,"percentile":0.36534,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-285","CWE-307","CWE-639","CWE-862"],"published":"2026-03-10T01:15:30Z","modified":"2026-10-28T02:30:52Z","fixes":[{"ecosystem":"npm","package":"@oneuptime/common","fixed_in":["10.0.21"],"sources":["ghsa","osv"]}],"affected":[{"source":"ghsa","ecosystem":"npm","package":"@oneuptime/common","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"10.0.21"}]}]},{"source":"osv","ecosystem":"npm","package":"@oneuptime/common","ranges":[{"type":"SEMVER","events":[{"introduced":"0"},{"fixed":"10.0.21"}]}]}],"products":[{"vendor":"hackerbay","product":"oneuptime"},{"vendor":"oneuptime","product":"oneuptime"}],"references":[{"url":"https://github.com/OneUptime/oneuptime/security/advisories/GHSA-cw6x-mw64-q6pv","tags":["x_refsource_CONFIRM","exploit","Exploit","Mitigation","Vendor Advisory","advisory","web"]},{"url":"https://github.com/OneUptime/oneuptime/releases/tag/10.0.21","tags":["x_refsource_MISC","Product","Release Notes","web"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-30959","tags":["advisory"]},{"url":"https://github.com/advisories/GHSA-cw6x-mw64-q6pv"},{"url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/30xxx/CVE-2026-30959.json","tags":["advisory"]},{"url":"https://github.com/OneUptime/oneuptime","tags":["package"]}],"sources":{"cve":[{"id":"CVE-2026-30959","title":"OneUptime has WhatsApp Resend Verification Authorization Bypass","description":"OneUptime is a solution for monitoring and managing online services. The resend-verification-code endpoint allows any authenticated user to trigger a verification code resend for any UserWhatsApp record by ID. Ownership is not validated (unlike the verify endpoint). This affects the UserWhatsAppAPI.ts endpoint and the UserWhatsAppService.ts service.","status":"published","published":"2026-03-10T17:06:33.581Z","modified":"2026-03-10T17:59:05.359Z","cvss":[{"version":"4.0","score":5.3,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:L","level":"medium","assessor":"cna"}],"cwes":["CWE-285","CWE-307","CWE-639","CWE-862"],"updated_at":"2026-11-02T13:44:07.200604Z"}],"euvd":[{"id":"EUVD-2026-10703","description":"OneUptime is a solution for monitoring and managing online services. The resend-verification-code endpoint allows any authenticated user to trigger a verification code resend for any UserWhatsApp record by ID. Ownership is not validated (unlike the verify endpoint). This affects the UserWhatsAppAPI.ts endpoint and the UserWhatsAppService.ts service.","status":"published","published":"2026-03-10T17:06:33Z","modified":"2026-03-10T17:59:05Z","cvss":[{"version":"4.0","score":5.3,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:L","level":"medium"}],"updated_at":"2026-11-02T19:48:04.718931Z"}],"ghsa":[{"id":"GHSA-cw6x-mw64-q6pv","title":"OneUptime has WhatsApp Resend Verification Authorization Bypass","description":"### Description  \n  The resend-verification-code endpoint allows any authenticated user to trigger a verification code resend for any `UserWhatsApp` record by ID. Ownership is not validated (unlike the verify endpoint).\n\n### Affected Source  \n- Endpoint: [UserWhatsAppAPI.ts](https://github.com/OneUptime/oneuptime/Common/Server/API/UserWhatsAppAPI.ts#L129-L153)  \n- Service: [UserWhatsAppService.ts](https://github.com/OneUptime/oneuptime/Common/Server/API/UserWhatsAppAPI.ts#L129-L153)  \n- Verify ownership (present in verify endpoint for comparison): [UserWhatsAppAPI.ts](https://github.com/OneUptime/oneuptime/Common/Server/API/UserWhatsAppAPI.ts#L78-L87)\n\n\n### Full Code Lines (UserWhatsAppAPI.ts)\n\nResend path (authorization gap):\n\n```ts\n    this.router.post(\n      `${new this.entityType()\n        .getCrudApiPath()\n        ?.toString()}/resend-verification-code`,\n      UserMiddleware.getUserMiddleware,\n      async (req: ExpressRequest, res: ExpressResponse, next: NextFunction) =\u003e {\n        try {\n          req = req as OneUptimeRequest;\n\n          if (!req.body.itemId) {\n            return Response.sendErrorResponse(\n              req,\n              res,\n              new BadDataException(\"Invalid item ID\"),\n            );\n          }\n\n          await this.service.resendVerificationCode(req.body.itemId);\n\n          return Response.sendEmptySuccessResponse(req, res);\n        } catch (err) {\n          return next(err);\n        }\n      },\n    );\n```\n\nVerify path (ownership check present):\n\n```ts\n          if (\n            item.userId?.toString() !==\n            (req as OneUptimeRequest)?.userAuthorization?.userId?.toString()\n          ) {\n            return Response.sendErrorResponse(\n              req,\n              res,\n              new BadDataException(\"Invalid user ID\"),\n            );\n          }\n```\n\n## Prerequisites\n- Valid attacker account with access to a project\n- Attacker access token\n- A victim’s `UserWhatsApp` itemId belonging to the same project\n\n## Steps to Reproduce\n1. Set your attacker token:\n\n   ```bash\n   export ATK=\"Bearer \u003cattacker-access-token\u003e\"\n   ```\n\n2. Trigger resend for the victim’s item:\n\n   ```bash\n   curl -s -X POST \\\n     -H \"Content-Type: application/json\" \\\n     -H \"Authorization: $ATK\" \\\n     -d '{\"itemId\":\"\u003cvictim-userwhatsapp-id\u003e\"}' \\\n     http://\u003chost\u003e/api/user-whats-app/resend-verification-code\n   ```\n\n## Expected/Observed Behavior\n- HTTP 200 with `{}` body and a new verification code sent to the victim’s phone\n- No checks confirm that `item.userId` equals the authenticated user’s ID for the resend path\n\n## Impact\n- Spam/DoS against victims’ phone numbers, social engineering pressure, and potential lockout flows due to repeated resends\n\n## Recommended Fix\n- Enforce ownership: `item.userId` must match the authenticated user\n- Add per-item and per-user rate limiting for resends","status":"published","published":"2026-03-10T01:15:30Z","modified":"2026-03-10T18:45:25Z","cvss":[{"version":"4.0","score":5.3,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:L","level":"medium"}],"cwes":["CWE-285","CWE-307","CWE-639","CWE-862"],"updated_at":"2026-11-02T14:39:33.538417Z"}],"nvd":[{"id":"CVE-2026-30959","description":"OneUptime is a solution for monitoring and managing online services. The resend-verification-code endpoint allows any authenticated user to trigger a verification code resend for any UserWhatsApp record by ID. Ownership is not validated (unlike the verify endpoint). This affects the UserWhatsAppAPI.ts endpoint and the UserWhatsAppService.ts service.","status":"published","published":"2026-03-10T18:18:55.047Z","modified":"2026-10-07T08:10:00.2Z","cvss":[{"version":"4.0","score":5.3,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:L/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X","level":"medium","assessor":"secondary"},{"version":"3.1","score":5,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:L","level":"medium","assessor":"primary"}],"cwes":["CWE-285","CWE-307","CWE-639","CWE-862"],"updated_at":"2026-11-02T14:12:08.98071Z"}],"osv":[{"id":"CVE-2026-30959","title":"OneUptime has WhatsApp Resend Verification Authorization Bypass","description":"OneUptime is a solution for monitoring and managing online services. The resend-verification-code endpoint allows any authenticated user to trigger a verification code resend for any UserWhatsApp record by ID. Ownership is not validated (unlike the verify endpoint). This affects the UserWhatsAppAPI.ts endpoint and the UserWhatsAppService.ts service.","status":"published","published":"2026-03-10T17:06:33.581Z","modified":"2026-10-28T02:30:52.659354473Z","cvss":[{"version":"4.0","score":5.3,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:L","level":"medium"}],"cwes":["CWE-285","CWE-307","CWE-639","CWE-862"],"updated_at":"2026-11-02T15:45:00.861953Z"},{"id":"GHSA-cw6x-mw64-q6pv","title":"OneUptime has WhatsApp Resend Verification Authorization Bypass","description":"### Description  \n  The resend-verification-code endpoint allows any authenticated user to trigger a verification code resend for any `UserWhatsApp` record by ID. Ownership is not validated (unlike the verify endpoint).\n\n### Affected Source  \n- Endpoint: [UserWhatsAppAPI.ts](https://github.com/OneUptime/oneuptime/Common/Server/API/UserWhatsAppAPI.ts#L129-L153)  \n- Service: [UserWhatsAppService.ts](https://github.com/OneUptime/oneuptime/Common/Server/API/UserWhatsAppAPI.ts#L129-L153)  \n- Verify ownership (present in verify endpoint for comparison): [UserWhatsAppAPI.ts](https://github.com/OneUptime/oneuptime/Common/Server/API/UserWhatsAppAPI.ts#L78-L87)\n\n\n### Full Code Lines (UserWhatsAppAPI.ts)\n\nResend path (authorization gap):\n\n```ts\n    this.router.post(\n      `${new this.entityType()\n        .getCrudApiPath()\n        ?.toString()}/resend-verification-code`,\n      UserMiddleware.getUserMiddleware,\n      async (req: ExpressRequest, res: ExpressResponse, next: NextFunction) =\u003e {\n        try {\n          req = req as OneUptimeRequest;\n\n          if (!req.body.itemId) {\n            return Response.sendErrorResponse(\n              req,\n              res,\n              new BadDataException(\"Invalid item ID\"),\n            );\n          }\n\n          await this.service.resendVerificationCode(req.body.itemId);\n\n          return Response.sendEmptySuccessResponse(req, res);\n        } catch (err) {\n          return next(err);\n        }\n      },\n    );\n```\n\nVerify path (ownership check present):\n\n```ts\n          if (\n            item.userId?.toString() !==\n            (req as OneUptimeRequest)?.userAuthorization?.userId?.toString()\n          ) {\n            return Response.sendErrorResponse(\n              req,\n              res,\n              new BadDataException(\"Invalid user ID\"),\n            );\n          }\n```\n\n## Prerequisites\n- Valid attacker account with access to a project\n- Attacker access token\n- A victim’s `UserWhatsApp` itemId belonging to the same project\n\n## Steps to Reproduce\n1. Set your attacker token:\n\n   ```bash\n   export ATK=\"Bearer \u003cattacker-access-token\u003e\"\n   ```\n\n2. Trigger resend for the victim’s item:\n\n   ```bash\n   curl -s -X POST \\\n     -H \"Content-Type: application/json\" \\\n     -H \"Authorization: $ATK\" \\\n     -d '{\"itemId\":\"\u003cvictim-userwhatsapp-id\u003e\"}' \\\n     http://\u003chost\u003e/api/user-whats-app/resend-verification-code\n   ```\n\n## Expected/Observed Behavior\n- HTTP 200 with `{}` body and a new verification code sent to the victim’s phone\n- No checks confirm that `item.userId` equals the authenticated user’s ID for the resend path\n\n## Impact\n- Spam/DoS against victims’ phone numbers, social engineering pressure, and potential lockout flows due to repeated resends\n\n## Recommended Fix\n- Enforce ownership: `item.userId` must match the authenticated user\n- Add per-item and per-user rate limiting for resends","status":"published","published":"2026-03-10T01:15:30Z","modified":"2026-03-10T19:01:32.247422Z","cvss":[{"version":"4.0","score":5.3,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:L","level":"medium"}],"cwes":["CWE-285","CWE-307","CWE-639","CWE-862"],"updated_at":"2026-11-02T15:46:45.639885Z"}]}}