{"id":"CVE-2026-49979","aliases":["BIT-appsmith-2026-49979","BIT-appsmith-2026-7299","EUVD-2026-39129","GHSA-vvxf-f8q9-86gh"],"status":"published","title":"Appsmith: SSRF via `POST /api/v1/admin/send-test-email` — JavaMail Bypasses WebClient IP Filter","description":"Appsmith is a platform to build admin panels, internal tools, and dashboards. Prior to 1.99, the POST /api/v1/admin/send-test-email endpoint accepts attacker-controlled smtpHost and smtpPort values and establishes a raw JavaMail TCP connection without any IP validation. This completely bypasses WebClientUtils.IP_CHECK_FILTER, which only applies to Spring WebClient HTTP requests. Additionally, the raw MailException.getMessage() is returned verbatim in the API error response, enabling error-based internal port scanning and service banner enumeration. This vulnerability is fixed in 1.99.","severity":{"version":"4.0","score":5.1,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:L/VI:N/VA:N/SC:L/SI:N/SA:N","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-10","score":0.00369,"percentile":0.31036,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-209","CWE-918"],"published":"2026-06-02T14:07:52.626Z","modified":"2026-10-28T02:30:58Z","affected":[{"source":"osv","ecosystem":"Bitnami","package":"appsmith","ranges":[{"type":"SEMVER","events":[{"introduced":"0"},{"fixed":"1.99.0"}]}],"bundled":2},{"source":"osv","ecosystem":"Bitnami","package":"appsmith","ranges":[{"type":"SEMVER","events":[{"introduced":"0"},{"fixed":"1.99.0"}]}],"bundled":2}],"products":[{"vendor":"appsmith","product":"appsmith"},{"vendor":"appsmithorg","product":"appsmith"}],"references":[{"url":"https://github.com/appsmithorg/appsmith/security/advisories/GHSA-vvxf-f8q9-86gh","tags":["x_refsource_CONFIRM","Exploit","Third Party Advisory","advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-49979","tags":["web","advisory"]},{"url":"https://github.com/Stuub/Appsmith-1.98-Stored-XSS-Exploit","tags":["advisory","package"]},{"url":"https://github.com/appsmithorg/appsmith/commit/99d69180919981ed9bc5484050d809a5bec68acc","tags":["fix"]},{"url":"https://github.com/appsmithorg/appsmith/pull/41666","tags":["advisory","fix"]},{"url":"https://github.com/appsmithorg/appsmith/releases/tag/v2.1","tags":["article","web"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-7299","tags":["web","advisory"]},{"url":"https://www.kb.cert.org/vuls/id/265691","tags":["advisory","web"]},{"url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/49xxx/CVE-2026-49979.json","tags":["advisory"]},{"url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/7xxx/CVE-2026-7299.json","tags":["advisory"]}],"sources":{"cve":[{"id":"CVE-2026-49979","title":"Appsmith: SSRF via `POST /api/v1/admin/send-test-email` — JavaMail Bypasses WebClient IP Filter","description":"Appsmith is a platform to build admin panels, internal tools, and dashboards. Prior to 1.99, the POST /api/v1/admin/send-test-email endpoint accepts attacker-controlled smtpHost and smtpPort values and establishes a raw JavaMail TCP connection without any IP validation. This completely bypasses WebClientUtils.IP_CHECK_FILTER, which only applies to Spring WebClient HTTP requests. Additionally, the raw MailException.getMessage() is returned verbatim in the API error response, enabling error-based internal port scanning and service banner enumeration. This vulnerability is fixed in 1.99.","status":"published","published":"2026-06-24T21:38:50.89Z","modified":"2026-06-26T18:43:27.057Z","cvss":[{"version":"4.0","score":5.1,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:L/VI:N/VA:N/SC:L/SI:N/SA:N","level":"medium","assessor":"cna"}],"cwes":["CWE-209","CWE-918"],"updated_at":"2026-11-02T13:35:10.963527Z"}],"euvd":[{"id":"EUVD-2026-39129","description":"Appsmith is a platform to build admin panels, internal tools, and dashboards. Prior to 1.99, the POST /api/v1/admin/send-test-email endpoint accepts attacker-controlled smtpHost and smtpPort values and establishes a raw JavaMail TCP connection without any IP validation. This completely bypasses WebClientUtils.IP_CHECK_FILTER, which only applies to Spring WebClient HTTP requests. Additionally, the raw MailException.getMessage() is returned verbatim in the API error response, enabling error-based internal port scanning and service banner enumeration. This vulnerability is fixed in 1.99.","status":"published","published":"2026-06-24T21:38:50Z","modified":"2026-06-26T18:43:27Z","cvss":[{"version":"4.0","score":5.1,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:L/VI:N/VA:N/SC:L/SI:N/SA:N","level":"medium"}],"updated_at":"2026-11-02T18:20:24.118614Z"}],"nvd":[{"id":"CVE-2026-49979","description":"Appsmith is a platform to build admin panels, internal tools, and dashboards. Prior to 1.99, the POST /api/v1/admin/send-test-email endpoint accepts attacker-controlled smtpHost and smtpPort values and establishes a raw JavaMail TCP connection without any IP validation. This completely bypasses WebClientUtils.IP_CHECK_FILTER, which only applies to Spring WebClient HTTP requests. Additionally, the raw MailException.getMessage() is returned verbatim in the API error response, enabling error-based internal port scanning and service banner enumeration. This vulnerability is fixed in 1.99.","status":"published","published":"2026-06-24T22:16:47.25Z","modified":"2026-10-25T23:10:00.167Z","cvss":[{"version":"4.0","score":5.1,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:L/VI:N/VA:N/SC:L/SI:N/SA:N/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":2.7,"vector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:N/A:N","level":"low","assessor":"primary"}],"cwes":["CWE-209","CWE-918"],"updated_at":"2026-11-02T14:12:25.67873Z"}],"osv":[{"id":"CVE-2026-49979","title":"Appsmith: SSRF via `POST /api/v1/admin/send-test-email` — JavaMail Bypasses WebClient IP Filter","description":"Appsmith is a platform to build admin panels, internal tools, and dashboards. Prior to 1.99, the POST /api/v1/admin/send-test-email endpoint accepts attacker-controlled smtpHost and smtpPort values and establishes a raw JavaMail TCP connection without any IP validation. This completely bypasses WebClientUtils.IP_CHECK_FILTER, which only applies to Spring WebClient HTTP requests. Additionally, the raw MailException.getMessage() is returned verbatim in the API error response, enabling error-based internal port scanning and service banner enumeration. This vulnerability is fixed in 1.99.","status":"published","published":"2026-06-24T21:38:50.89Z","modified":"2026-10-28T02:30:58.584252743Z","cvss":[{"version":"4.0","score":5.1,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:L/VI:N/VA:N/SC:L/SI:N/SA:N","level":"medium"}],"cwes":["CWE-209","CWE-918"],"updated_at":"2026-11-02T15:45:07.060148Z"},{"id":"CVE-2026-7299","title":"CVE-2026-7299","description":"Appsmith’s SQL query editor’s autocomplete functionality fails to sanitize database object names before rendering them in innerHTML, allowing an authenticated Developer to inject persistent XSS by a malicious table or column names triggering arbitrary code execution in the sessions of other workspace members when they interact with the same datasource.","status":"published","published":"2026-06-02T14:07:52.626Z","modified":"2026-10-28T02:30:49.044726967Z","cvss":[{"version":"3.1","score":6.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:L/A:N","level":"medium"}],"updated_at":"2026-11-02T15:45:15.88521Z"},{"id":"BIT-appsmith-2026-49979","title":"Appsmith: SSRF via `POST /api/v1/admin/send-test-email` — JavaMail Bypasses WebClient IP Filter","description":"Appsmith is a platform to build admin panels, internal tools, and dashboards. Prior to 1.99, the POST /api/v1/admin/send-test-email endpoint accepts attacker-controlled smtpHost and smtpPort values and establishes a raw JavaMail TCP connection without any IP validation. This completely bypasses WebClientUtils.IP_CHECK_FILTER, which only applies to Spring WebClient HTTP requests. Additionally, the raw MailException.getMessage() is returned verbatim in the API error response, enabling error-based internal port scanning and service banner enumeration. This vulnerability is fixed in 1.99.","status":"published","published":"2026-06-30T23:35:48.224Z","modified":"2026-09-08T08:45:48.528403579Z","updated_at":"2026-11-02T15:28:28.267217Z"},{"id":"BIT-appsmith-2026-7299","title":"CVE-2026-7299","description":"Appsmith’s SQL query editor’s autocomplete functionality fails to sanitize database object names before rendering them in innerHTML, allowing an authenticated Developer to inject persistent XSS by a malicious table or column names triggering arbitrary code execution in the sessions of other workspace members when they interact with the same datasource.","status":"published","published":"2026-06-05T08:42:17.288Z","modified":"2026-09-10T16:01:08.17649524Z","updated_at":"2026-11-02T15:28:28.267217Z"}]}}