{"schema_version":1,"title":"Symfony Yaml Component vulnerabilities","summary":"Junglewise Threat Intelligence has tracked 6 vulnerabilities in Symfony Yaml Component: 0 in the last 7 days and 4 in the last 90 days, 0 of them critical and 0 exploited in the wild. The most recent, CVE-2026-76833, was published on 20 August 2026.","url":"https://junglewise.ai/threats/technologies/yaml","json_url":"https://junglewise.ai/threats/technologies/yaml.json","publisher":"Junglewise Threat Intelligence","license":"CC-BY-4.0","license_url":"https://creativecommons.org/licenses/by/4.0/","attribution":"Junglewise Threat Intelligence, https://junglewise.ai/threats/technologies/yaml","sources":"NVD, GitHub Security Advisories, OSV, the CISA Known Exploited Vulnerabilities catalog, FIRST EPSS and vendor advisories","kind":"technology","counts":{"high":1,"all_time":6,"critical":0,"exploited":0,"last_7_days":0,"last_30_days":0,"last_90_days":4,"last_365_days":5},"latest":[{"cve":"CVE-2026-76833","cvss":7.8,"epss":0.0022,"slug":"cve-2026-76833-cgauge-yaml-arbitrary-code-execution-via-eval-injection","title":"cgauge yaml arbitrary code execution via eval injection","severity":"high","exploited":false,"published_at":"2026-08-20T14:18:00.137+00:00","url":"https://junglewise.ai/threats/cve-2026-76833-cgauge-yaml-arbitrary-code-execution-via-eval-injection"},{"cve":"CVE-2026-45305","cvss":4,"epss":0.0068,"slug":"cve-2026-45305-symfony-yaml-redos-in-parser-cleanup","title":"Symfony Yaml ReDoS in Parser cleanup","severity":"medium","exploited":false,"published_at":"2026-07-14T19:17:07.187+00:00","url":"https://junglewise.ai/threats/cve-2026-45305-symfony-yaml-redos-in-parser-cleanup"},{"cve":"CVE-2026-45304","cvss":4,"epss":0.0068,"slug":"cve-2026-45304-symfony-yaml-denial-of-service-via-recursive-alias-expansion","title":"Symfony Yaml denial of service via recursive alias expansion","severity":"medium","exploited":false,"published_at":"2026-07-14T19:17:07.05+00:00","url":"https://junglewise.ai/threats/cve-2026-45304-symfony-yaml-denial-of-service-via-recursive-alias-expansion"},{"cve":"CVE-2026-45133","cvss":4,"epss":0.0063,"slug":"cve-2026-45133-symfony-yaml-uncontrolled-recursion-in-parser","title":"Symfony Yaml uncontrolled recursion in parser","severity":"medium","exploited":false,"published_at":"2026-07-14T19:17:06.913+00:00","url":"https://junglewise.ai/threats/cve-2026-45133-symfony-yaml-uncontrolled-recursion-in-parser"},{"cve":"CVE-2026-33532","cvss":3.1,"epss":0.0053,"slug":"cve-2026-33532-yaml-stack-overflow-via-deeply-nested-collections","title":"yaml stack overflow via deeply nested collections","severity":"low","exploited":false,"published_at":"2026-03-25T20:08:24+00:00","url":"https://junglewise.ai/threats/cve-2026-33532-yaml-stack-overflow-via-deeply-nested-collections"},{"cve":"CVE-2023-2251","cvss":3.1,"epss":0.0109,"slug":"cve-2023-2251-eemeli-yaml-uncaught-exception-in-error-printer","title":"eemeli yaml uncaught exception in error printer","severity":"low","exploited":false,"published_at":"2023-04-24T15:30:34+00:00","url":"https://junglewise.ai/threats/cve-2023-2251-eemeli-yaml-uncaught-exception-in-error-printer"}],"weekly":[{"week":"2026-06-29","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-07-06","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-07-13","critical":0,"exploited":0,"vulnerabilities":3},{"week":"2026-07-20","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-07-27","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-08-03","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-08-10","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-08-17","critical":0,"exploited":0,"vulnerabilities":1},{"week":"2026-08-24","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-08-31","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-09-07","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-09-14","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-09-21","critical":0,"exploited":0,"vulnerabilities":0}],"related":[{"name":"Symfony HtmlSanitizer","slug":"htmlsanitizer","vulnerabilities":6,"url":"https://junglewise.ai/threats/technologies/htmlsanitizer"},{"name":"Symfony Security HTTP","slug":"security-http","vulnerabilities":5,"url":"https://junglewise.ai/threats/technologies/security-http"},{"name":"Symfony UX Live Component","slug":"ux-live-component","vulnerabilities":4,"url":"https://junglewise.ai/threats/technologies/ux-live-component"},{"name":"Symfony Mime","slug":"mime","vulnerabilities":3,"url":"https://junglewise.ai/threats/technologies/mime"}],"technology":{"hub":true,"name":"Symfony Yaml Component","slug":"yaml","vendor":{"name":"Symfony","slug":"symfony","url":"https://junglewise.ai/threats/vendors/symfony"},"aliases":[],"category":"library","homepage":"https://symfony.com/doc/current/components/yaml.html","repo_url":"https://github.com/symfony/yaml","description":"A PHP component that loads and dumps YAML files.","url":"https://junglewise.ai/threats/technologies/yaml"},"most_severe":[{"cve":"CVE-2026-76833","cvss":7.8,"epss":0.0022,"slug":"cve-2026-76833-cgauge-yaml-arbitrary-code-execution-via-eval-injection","title":"cgauge yaml arbitrary code execution via eval injection","severity":"high","exploited":false,"published_at":"2026-08-20T14:18:00.137+00:00","url":"https://junglewise.ai/threats/cve-2026-76833-cgauge-yaml-arbitrary-code-execution-via-eval-injection"},{"cve":"CVE-2026-45305","cvss":4,"epss":0.0068,"slug":"cve-2026-45305-symfony-yaml-redos-in-parser-cleanup","title":"Symfony Yaml ReDoS in Parser cleanup","severity":"medium","exploited":false,"published_at":"2026-07-14T19:17:07.187+00:00","url":"https://junglewise.ai/threats/cve-2026-45305-symfony-yaml-redos-in-parser-cleanup"},{"cve":"CVE-2026-45304","cvss":4,"epss":0.0068,"slug":"cve-2026-45304-symfony-yaml-denial-of-service-via-recursive-alias-expansion","title":"Symfony Yaml denial of service via recursive alias expansion","severity":"medium","exploited":false,"published_at":"2026-07-14T19:17:07.05+00:00","url":"https://junglewise.ai/threats/cve-2026-45304-symfony-yaml-denial-of-service-via-recursive-alias-expansion"},{"cve":"CVE-2026-45133","cvss":4,"epss":0.0063,"slug":"cve-2026-45133-symfony-yaml-uncontrolled-recursion-in-parser","title":"Symfony Yaml uncontrolled recursion in parser","severity":"medium","exploited":false,"published_at":"2026-07-14T19:17:06.913+00:00","url":"https://junglewise.ai/threats/cve-2026-45133-symfony-yaml-uncontrolled-recursion-in-parser"},{"cve":"CVE-2023-2251","cvss":3.1,"epss":0.0109,"slug":"cve-2023-2251-eemeli-yaml-uncaught-exception-in-error-printer","title":"eemeli yaml uncaught exception in error printer","severity":"low","exploited":false,"published_at":"2023-04-24T15:30:34+00:00","url":"https://junglewise.ai/threats/cve-2023-2251-eemeli-yaml-uncaught-exception-in-error-printer"},{"cve":"CVE-2026-33532","cvss":3.1,"epss":0.0053,"slug":"cve-2026-33532-yaml-stack-overflow-via-deeply-nested-collections","title":"yaml stack overflow via deeply nested collections","severity":"low","exploited":false,"published_at":"2026-03-25T20:08:24+00:00","url":"https://junglewise.ai/threats/cve-2026-33532-yaml-stack-overflow-via-deeply-nested-collections"}],"generated_at":"2026-09-26T19:07:00.176898+00:00"}