{"id":"CVE-2026-41688","state":"PUBLISHED","title":"Incomplete fix for CVE-2026-33399: SSRF in Wallos","description":"Wallos is an open-source, self-hostable personal subscription tracker. In versions 4.8.4 and prior, the incomplete SSRF fix in Wallos validates webhook URLs via gethostbyname() but passes the original hostname to cURL without CURLOPT_RESOLVE pinning on 10 of 11 outbound HTTP endpoints, leaving a DNS rebinding TOCTOU window. At time of publication, there are no publicly available patches.","publishedAt":"2026-05-07T13:52:00.576Z","updatedAt":"2026-05-07T14:57:10.026Z","severity":{"score":7.7,"label":"High","version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N","source":"GitHub_M"},"assigner":"GitHub_M","products":["ellite Wallos"],"affected":[{"vendor":"ellite","product":"Wallos","versions":[{"version":"<= 4.8.4","status":"affected"}]}],"references":["https://github.com/ellite/Wallos/security/advisories/GHSA-h4g7-xv3v-q73g","https://github.com/ellite/Wallos/commit/e87387f0ebb540cd33e6dfda7181db9db650ecef"],"weaknesses":["CWE-918"],"ingestedAt":"2026-10-29T20:11:57.932Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/41xxx/CVE-2026-41688.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-41688","state":"PUBLISHED","datePublished":"2026-05-07T13:52:00.576Z","dateUpdated":"2026-05-07T14:57:10.026Z","assignerShortName":"GitHub_M","assignerOrgId":"a0819718-46f1-4df5-94e2-005712e83aaa","dateReserved":"2026-04-22T03:53:24.407Z"},"containers":{"cna":{"title":"Incomplete fix for CVE-2026-33399: SSRF in Wallos","descriptions":[{"lang":"en","value":"Wallos is an open-source, self-hostable personal subscription tracker. In versions 4.8.4 and prior, the incomplete SSRF fix in Wallos validates webhook URLs via gethostbyname() but passes the original hostname to cURL without CURLOPT_RESOLVE pinning on 10 of 11 outbound HTTP endpoints, leaving a DNS rebinding TOCTOU window. At time of publication, there are no publicly available patches."}],"affected":[{"vendor":"ellite","product":"Wallos","versions":[{"version":"<= 4.8.4","status":"affected"}]}],"references":[{"url":"https://github.com/ellite/Wallos/security/advisories/GHSA-h4g7-xv3v-q73g","name":"https://github.com/ellite/Wallos/security/advisories/GHSA-h4g7-xv3v-q73g","tags":["x_refsource_CONFIRM"]},{"url":"https://github.com/ellite/Wallos/commit/e87387f0ebb540cd33e6dfda7181db9db650ecef","name":"https://github.com/ellite/Wallos/commit/e87387f0ebb540cd33e6dfda7181db9db650ecef","tags":["x_refsource_MISC"]}],"metrics":[{"cvssV3_1":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"NONE","baseScore":7.7,"baseSeverity":"HIGH","confidentialityImpact":"HIGH","integrityImpact":"NONE","privilegesRequired":"LOW","scope":"CHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N","version":"3.1"}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-918","lang":"en","description":"CWE-918: Server-Side Request Forgery (SSRF)","type":"CWE"}]}],"providerMetadata":{"shortName":"GitHub_M","orgId":"a0819718-46f1-4df5-94e2-005712e83aaa","dateUpdated":"2026-05-07T13:52:00.576Z"},"source":{"advisory":"GHSA-h4g7-xv3v-q73g","discovery":"UNKNOWN"}},"adp":[{"title":"CISA ADP Vulnrichment","metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-05-07T14:55:36.569657Z","id":"CVE-2026-41688","options":[{"Exploitation":"poc"},{"Automatable":"no"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2026-05-07T14:57:10.026Z"}}]}}}