{"id":"CVE-2022-43543","aliases":["EUVD-2022-46541","GHSA-jxxq-8qw2-56g4"],"status":"published","title":"KDDI +Message App, NTT DOCOMO +Message App, and SoftBank +Message App contain a vulnerability...","description":"KDDI +Message App, NTT DOCOMO +Message App, and SoftBank +Message App contain a vulnerability caused by improper handling of Unicode control characters. +Message App displays text unprocessed, even when control characters are contained, and the text is shown based on Unicode control character's specifications. Therefore, a crafted text may display misleading web links. As a result, a spoofed URL may be displayed and phishing attacks may be conducted. Affected products and versions are as follows: KDDI +Message App for Android prior to version 3.9.2 and +Message App for iOS prior to version 3.9.4, NTT DOCOMO +Message App for Android prior to version 54.49.0500 and +Message App for iOS prior to version 3.9.4, and SoftBank +Message App for Android prior to version 12.9.5 and +Message App for iOS prior to version 3.9.4","severity":{"version":"3.1","score":5.4,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:N","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-09","score":0.00521,"percentile":0.44493,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-116"],"published":"2022-12-21T00:00:00Z","modified":"2026-06-17T05:06:48Z","products":[{"vendor":"docomo","product":"\\+_message"},{"vendor":"kddi","product":"\\+_message"},{"vendor":"kddi corporation, ntt docomo, inc., and softbank corp.","product":"kddi +message app for android and for ios, ntt docomo +message app for android and for ios, and softbank +message app for android and for ios"},{"vendor":"softbank","product":"\\+_message"}],"references":[{"url":"https://www.au.com/mobile/service/plus-message/information/","tags":["x_transferred","Vendor Advisory"]},{"url":"https://www.docomo.ne.jp/service/plus_message/","tags":["x_transferred","Vendor Advisory"]},{"url":"https://www.softbank.jp/mobile/service/plus-message/","tags":["x_transferred","Vendor Advisory"]},{"url":"https://jvn.jp/en/jp/JVN43561812/index.html","tags":["x_transferred","Third Party Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2022-43543"},{"url":"https://www.au.com/mobile/service/plus-message/information"},{"url":"https://www.docomo.ne.jp/service/plus_message"},{"url":"https://www.softbank.jp/mobile/service/plus-message"},{"url":"https://github.com/advisories/GHSA-jxxq-8qw2-56g4"}],"sources":{"cve":[{"id":"CVE-2022-43543","description":"KDDI +Message App, NTT DOCOMO +Message App, and SoftBank +Message App contain a vulnerability caused by improper handling of Unicode control characters. +Message App displays text unprocessed, even when control characters are contained, and the text is shown based on Unicode control character's specifications. Therefore, a crafted text may display misleading web links. As a result, a spoofed URL may be displayed and phishing attacks may be conducted. Affected products and versions are as follows: KDDI +Message App for Android prior to version 3.9.2 and +Message App for iOS prior to version 3.9.4, NTT DOCOMO +Message App for Android prior to version 54.49.0500 and +Message App for iOS prior to version 3.9.4, and SoftBank +Message App for Android prior to version 12.9.5 and +Message App for iOS prior to version 3.9.4","status":"published","published":"2022-12-21T00:00:00Z","modified":"2025-04-16T17:36:43.679Z","cvss":[{"version":"3.1","score":5.4,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:N","level":"medium","assessor":"adp"}],"cwes":["CWE-116"],"updated_at":"2026-11-02T14:34:25.954329Z"}],"euvd":[{"id":"EUVD-2022-46541","description":"KDDI +Message App, NTT DOCOMO +Message App, and SoftBank +Message App contain a vulnerability caused by improper handling of Unicode control characters. +Message App displays text unprocessed, even when control characters are contained, and the text is shown based on Unicode control character's specifications. Therefore, a crafted text may display misleading web links. As a result, a spoofed URL may be displayed and phishing attacks may be conducted. Affected products and versions are as follows: KDDI +Message App for Android prior to version 3.9.2 and +Message App for iOS prior to version 3.9.4, NTT DOCOMO +Message App for Android prior to version 54.49.0500 and +Message App for iOS prior to version 3.9.4, and SoftBank +Message App for Android prior to version 12.9.5 and +Message App for iOS prior to version 3.9.4","status":"published","published":"2022-12-21T00:00:00Z","modified":"2025-04-16T17:36:43Z","cvss":[{"version":"3.1","score":5.4,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:N","level":"medium"}],"updated_at":"2026-11-02T20:52:23.396616Z"}],"ghsa":[{"id":"GHSA-jxxq-8qw2-56g4","title":"KDDI +Message App, NTT DOCOMO +Message App, and SoftBank +Message App contain a vulnerability...","description":"KDDI +Message App, NTT DOCOMO +Message App, and SoftBank +Message App contain a vulnerability caused by improper handling of Unicode control characters. +Message App displays text unprocessed, even when control characters are contained, and the text is shown based on Unicode control character's specifications. Therefore, a crafted text may display misleading web links. As a result, a spoofed URL may be displayed and phishing attacks may be conducted. Affected products and versions are as follows: KDDI +Message App for Android prior to version 3.9.2 and +Message App for iOS prior to version 3.9.4, NTT DOCOMO +Message App for Android prior to version 54.49.0500 and +Message App for iOS prior to version 3.9.4, and SoftBank +Message App for Android prior to version 12.9.5 and +Message App for iOS prior to version 3.9.4","status":"published","published":"2022-12-21T09:30:25Z","modified":"2025-04-16T18:32:35Z","cvss":[{"version":"3.1","score":5.4,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:N","level":"medium"}],"cwes":["CWE-116"],"updated_at":"2026-11-02T15:01:35.379285Z"}],"nvd":[{"id":"CVE-2022-43543","description":"KDDI +Message App, NTT DOCOMO +Message App, and SoftBank +Message App contain a vulnerability caused by improper handling of Unicode control characters. +Message App displays text unprocessed, even when control characters are contained, and the text is shown based on Unicode control character's specifications. Therefore, a crafted text may display misleading web links. As a result, a spoofed URL may be displayed and phishing attacks may be conducted. Affected products and versions are as follows: KDDI +Message App for Android prior to version 3.9.2 and +Message App for iOS prior to version 3.9.4, NTT DOCOMO +Message App for Android prior to version 54.49.0500 and +Message App for iOS prior to version 3.9.4, and SoftBank +Message App for Android prior to version 12.9.5 and +Message App for iOS prior to version 3.9.4","status":"published","published":"2022-12-21T09:15:07.907Z","modified":"2026-06-17T05:06:48.387Z","cvss":[{"version":"3.1","score":5.4,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:N","level":"medium","assessor":"primary"},{"version":"3.1","score":5.4,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:N","level":"medium","assessor":"secondary"}],"cwes":["CWE-116"],"updated_at":"2026-11-02T14:07:34.031641Z"}]}}