CVE-2026-26080

{"id": "CVE-2026-26080", "cveTags": [], "metrics": {"ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2026-26080", "role": "CISA Coordinator", "options": [{"exploitation": "none"}, {"automatable": "no"}, {"technicalImpact": "partial"}], "version": "2.0.3", "timestamp": "2026-07-20T18:16:29.299899Z"}}], "cvssMetricV31": [{"type": "Secondary", "source": "cve@mitre.org", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 3.7, "attackVector": "NETWORK", "baseSeverity": "LOW", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "HIGH", "availabilityImpact": "LOW", "privilegesRequired": "NONE", "confidentialityImpact": "NONE"}, "impactScore": 1.4, "exploitabilityScore": 2.2}]}, "affected": [{"source": "cve@mitre.org", "affectedData": [{"vendor": "HAProxy", "product": "HAProxy", "versions": [{"status": "affected", "version": "3.2", "lessThan": "3.2.12", "versionType": "custom"}, {"status": "affected", "version": "3.3", "lessThan": "3.3.3", "versionType": "custom"}], "defaultStatus": "unaffected"}]}], "published": "2026-07-20T16:16:57.057", "references": [{"url": "https://git.haproxy.org/?p=haproxy-3.2.git;a=commit;h=5bb098ce8a656ec5711b4de3e4c87f12b216e7a1", "tags": ["Patch", "Vendor Advisory"], "source": "cve@mitre.org"}, {"url": "https://www.haproxy.org", "tags": ["Product"], "source": "cve@mitre.org"}], "vulnStatus": "Analyzed", "weaknesses": [{"type": "Secondary", "source": "cve@mitre.org", "description": [{"lang": "en", "value": "CWE-252"}]}], "descriptions": [{"lang": "en", "value": "HAProxy Community Edition 3.2.x through 3.3.x before 3.3.3 can enter a loop or crash because varint is mishandled. HAProxy Enterprise and ALOHA are also affected."}], "lastModified": "2026-08-25T15:43:56.200", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:haproxy:haproxy:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "4B1493FD-C53C-4CE2-A510-B0CD367899D8", "versionEndExcluding": "3.2.12", "versionStartIncluding": "3.2"}, {"criteria": "cpe:2.3:a:haproxy:haproxy:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "62995296-DBA7-4C11-B121-B6A54FFF883E", "versionEndExcluding": "3.3.3", "versionStartIncluding": "3.3"}], "operator": "OR"}]}, {"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:haproxy:aloha:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "24B20024-991F-4811-9DA7-A5285D150276", "versionEndExcluding": "17.0.18", "versionStartIncluding": "17.0.0"}, {"criteria": "cpe:2.3:a:haproxy:aloha:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "6CC6D43E-DD3A-476A-8ADD-E17172E39D7F", "versionEndExcluding": "17.5.16", "versionStartIncluding": "17.5.0"}], "operator": "OR"}]}, {"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:haproxy:haproxy_enterprise:3.2r1:1.0.0-353.334:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "9612E73F-5790-4A1F-A2C5-433BF1774AC2"}, {"criteria": "cpe:2.3:a:haproxy:haproxy_enterprise:3.2r1:1.0.0-353.336:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "2952B8E0-B42C-40CC-A65A-B36C3E9F3D05"}, {"criteria": "cpe:2.3:a:haproxy:haproxy_enterprise:3.2r1:1.0.0-353.347:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "C1B62FD2-2330-453F-BA70-484D1B7070FB"}, {"criteria": "cpe:2.3:a:haproxy:haproxy_enterprise:3.2r1:1.0.0-353.355:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "1EEB78AA-28A5-4379-968C-06586BD364ED"}, {"criteria": "cpe:2.3:a:haproxy:haproxy_enterprise:3.2r1:1.0.0-353.376:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "7197F987-D00B-4813-96FA-8021837D74E2"}, {"criteria": "cpe:2.3:a:haproxy:haproxy_enterprise:3.2r1:1.0.0-353.385:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "1EC14458-868F-4E31-A05D-1915CDFBA2FA"}, {"criteria": "cpe:2.3:a:haproxy:haproxy_enterprise:3.2r1:1.0.0-353.398:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "75189C3E-AD66-4FB9-996C-413BDE9E813E"}, {"criteria": "cpe:2.3:a:haproxy:haproxy_enterprise:3.2r1:1.0.0-354.402:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "78085408-69CC-474D-9384-98D51C0CE84C"}, {"criteria": "cpe:2.3:a:haproxy:haproxy_enterprise:3.2r1:1.0.0-354.439:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "7A7D3C8C-27EE-4BBD-8BFC-5EE01D3EB2CB"}, {"criteria": "cpe:2.3:a:haproxy:haproxy_enterprise:3.2r1:1.0.0-358.439:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "BA7668BC-34EE-4524-B2A0-862FF8A7FA63"}, {"criteria": "cpe:2.3:a:haproxy:haproxy_enterprise:3.2r1:1.0.0-359.440:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "597390EB-CAE0-4926-86D5-A72E88B699E5"}, {"criteria": "cpe:2.3:a:haproxy:haproxy_enterprise:3.2r1:1.0.0-360.460:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "CA3DAE64-AFFE-4F7D-9285-1CF9E77D64B5"}, {"criteria": "cpe:2.3:a:haproxy:haproxy_enterprise:3.2r1:1.0.0-362.473:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "05494560-7CF0-471A-BF9E-3DCE92137E00"}, {"criteria": "cpe:2.3:a:haproxy:haproxy_enterprise:3.2r1:1.0.0-363.476:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "7900E687-83BF-40C1-8E07-ECC4AD628029"}, {"criteria": "cpe:2.3:a:haproxy:haproxy_enterprise:3.2r1:1.0.0-363.478:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "EC300D02-36F7-46C8-8613-D0992A1F01E5"}, {"criteria": "cpe:2.3:a:haproxy:haproxy_enterprise:3.2r1:1.0.0-363.498:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "D27C0E49-CFA5-487C-8925-A647F9A4C0F6"}, {"criteria": "cpe:2.3:a:haproxy:haproxy_enterprise:3.2r1:1.0.0-363.511:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "8F9AFC1E-49A5-4B46-AD5E-65C188F4CD8F"}, {"criteria": "cpe:2.3:a:haproxy:haproxy_enterprise:3.2r1:1.0.0-365.529:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "26145D01-6E25-4D77-81C9-6EBFFCC59738"}, {"criteria": "cpe:2.3:a:haproxy:haproxy_enterprise:3.2r1:1.0.0-365.531:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "1FF50A08-176A-4868-9FC9-A73242309290"}, {"criteria": "cpe:2.3:a:haproxy:haproxy_enterprise:3.2r1:1.0.0-365.545:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "379630E9-8313-4D6A-9424-51B7FE778134"}], "operator": "OR"}]}], "sourceIdentifier": "cve@mitre.org"}