{"id":"CVE-2026-20792","state":"PUBLISHED","title":"Chargemap chargemap.com Improper Restriction of Excessive Authentication Attempts","description":"The WebSocket Application Programming Interface lacks restrictions on \nthe number of authentication requests. This absence of rate limiting may\n allow an attacker to conduct denial-of-service attacks by suppressing \nor misrouting legitimate charger telemetry, or conduct brute-force \nattacks to gain unauthorized access.","publishedAt":"2026-02-26T23:06:29.969Z","updatedAt":"2026-03-05T19:42:31.634Z","severity":{"score":8.7,"label":"High","version":"4.0","vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N","source":"icscert"},"assigner":"icscert","products":["Chargemap chargemap.com"],"affected":[{"vendor":"Chargemap","product":"chargemap.com","defaultStatus":"unaffected","versions":[{"version":"All versions","status":"affected"}]}],"references":["https://chargemap.com/en-us/support","https://www.cisa.gov/news-events/ics-advisories/icsa-26-057-05","https://github.com/cisagov/CSAF/blob/develop/csaf_files/OT/white/2026/icsa-26-057-05.json"],"weaknesses":["CWE-307"],"ingestedAt":"2026-10-29T20:11:10.572Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/20xxx/CVE-2026-20792.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-20792","state":"PUBLISHED","datePublished":"2026-02-26T23:06:29.969Z","dateUpdated":"2026-03-05T19:42:31.634Z","assignerShortName":"icscert","assignerOrgId":"7d14cffa-0d7d-4270-9dc0-52cabd5a23a6","dateReserved":"2026-02-20T18:28:15.455Z"},"containers":{"cna":{"title":"Chargemap chargemap.com Improper Restriction of Excessive Authentication Attempts","descriptions":[{"lang":"en","value":"The WebSocket Application Programming Interface lacks restrictions on \nthe number of authentication requests. This absence of rate limiting may\n allow an attacker to conduct denial-of-service attacks by suppressing \nor misrouting legitimate charger telemetry, or conduct brute-force \nattacks to gain unauthorized access."}],"affected":[{"vendor":"Chargemap","product":"chargemap.com","defaultStatus":"unaffected","versions":[{"version":"All versions","status":"affected"}]}],"references":[{"url":"https://chargemap.com/en-us/support"},{"url":"https://www.cisa.gov/news-events/ics-advisories/icsa-26-057-05"},{"url":"https://github.com/cisagov/CSAF/blob/develop/csaf_files/OT/white/2026/icsa-26-057-05.json"}],"metrics":[{"cvssV3_1":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"HIGH","baseScore":7.5,"baseSeverity":"HIGH","confidentialityImpact":"NONE","integrityImpact":"NONE","privilegesRequired":"NONE","scope":"UNCHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","version":"3.1"},"format":"CVSS","scenarios":[{"lang":"en","value":"GENERAL"}]},{"cvssV4_0":{"Automatable":"NOT_DEFINED","Recovery":"NOT_DEFINED","Safety":"NOT_DEFINED","attackComplexity":"LOW","attackRequirements":"NONE","attackVector":"NETWORK","baseScore":8.7,"baseSeverity":"HIGH","exploitMaturity":"NOT_DEFINED","privilegesRequired":"NONE","providerUrgency":"NOT_DEFINED","subAvailabilityImpact":"NONE","subConfidentialityImpact":"NONE","subIntegrityImpact":"NONE","userInteraction":"NONE","valueDensity":"NOT_DEFINED","vectorString":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N","version":"4.0","vulnAvailabilityImpact":"HIGH","vulnConfidentialityImpact":"NONE","vulnIntegrityImpact":"NONE","vulnerabilityResponseEffort":"NOT_DEFINED"},"format":"CVSS","scenarios":[{"lang":"en","value":"GENERAL"}]}],"problemTypes":[{"descriptions":[{"cweId":"CWE-307","description":"CWE-307","lang":"en","type":"CWE"}]}],"providerMetadata":{"shortName":"icscert","orgId":"7d14cffa-0d7d-4270-9dc0-52cabd5a23a6","dateUpdated":"2026-03-05T19:42:31.634Z"},"credits":[{"lang":"en","type":"finder","value":"Khaled Sarieddine and Mohammad Ali Sayed reported this vulnerability to CISA"}],"source":{"advisory":"ICSA-26-057-05","discovery":"EXTERNAL"},"workarounds":[{"lang":"en","supportingMedia":[{"base64":false,"type":"text/html","value":"Chargemap did not respond to CISA's request for coordination. Contact \nChargemap using their contact page here: \n<a target=\"_blank\" rel=\"nofollow\" href=\"https://chargemap.com/en-us/support\">https://chargemap.com/en-us/support</a> for more information.\n\n<br>"}],"value":"Chargemap did not respond to CISA's request for coordination. Contact \nChargemap using their contact page here: \n https://chargemap.com/en-us/support  for more information."}],"x_generator":{"engine":"Vulnogram 0.5.0"}},"adp":[{"title":"CISA ADP Vulnrichment","metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-03-02T20:40:34.501288Z","id":"CVE-2026-20792","options":[{"Exploitation":"none"},{"Automatable":"yes"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2026-03-02T20:40:42.168Z"}}]}}}