{"schema_version":1,"title":"yourls/yourls (Packagist) vulnerabilities","summary":"Junglewise Threat Intelligence has tracked 8 vulnerabilities in yourls/yourls (Packagist): 0 in the last 7 days and 1 in the last 90 days, 1 of them critical and 0 exploited in the wild. The most recent, CVE-2026-63135, was published on 21 August 2026.","url":"https://junglewise.ai/threats/technologies/yourls-yourls","json_url":"https://junglewise.ai/threats/technologies/yourls-yourls.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/yourls-yourls","sources":"NVD, GitHub Security Advisories, OSV, the CISA Known Exploited Vulnerabilities catalog, FIRST EPSS and vendor advisories","kind":"technology","counts":{"high":1,"all_time":8,"critical":1,"exploited":0,"last_7_days":0,"last_30_days":0,"last_90_days":1,"last_365_days":2},"latest":[{"cve":"CVE-2026-63135","cvss":8.2,"epss":0.0043,"slug":"cve-2026-63135-yourls-stored-xss-in-referrer-statistics-via-crafted-referer","title":"YOURLS is a self-hosted, customizable URL shortener written in PHP. From 1.5.1 until 1.10.4, YOURLS stores the HTTP Referer header through y","severity":"high","exploited":false,"published_at":"2026-08-21T21:17:01.493+00:00","url":"https://junglewise.ai/threats/cve-2026-63135-yourls-stored-xss-in-referrer-statistics-via-crafted-referer"},{"cvss":3.1,"slug":"yourls-is-vulnerable-to-xss-through-jsonp-and-callback-request-d2d8fa38","title":"YOURLS is vulnerable to XSS through JSONP and Callback request parameters","severity":"low","exploited":false,"published_at":"2025-12-30T19:34:26+00:00","url":"https://junglewise.ai/threats/yourls-is-vulnerable-to-xss-through-jsonp-and-callback-request-d2d8fa38"},{"cve":"CVE-2020-27388","cvss":3.1,"epss":0.0072,"slug":"cve-2020-27388-yourls-stored-cross-site-scripting-xss","title":"YOURLS Stored Cross Site Scripting (XSS)","severity":"low","exploited":false,"published_at":"2022-05-24T17:32:11+00:00","url":"https://junglewise.ai/threats/cve-2020-27388-yourls-stored-cross-site-scripting-xss"},{"cve":"CVE-2022-0088","cvss":3,"epss":0.0199,"slug":"cve-2022-0088-cross-site-request-forgery-in-yourls","title":"Cross-Site Request Forgery in YOURLS","severity":"low","exploited":false,"published_at":"2022-04-04T00:00:55+00:00","url":"https://junglewise.ai/threats/cve-2022-0088-cross-site-request-forgery-in-yourls"},{"cve":"CVE-2021-3783","cvss":3,"epss":0.007,"slug":"cve-2021-3783-cross-site-scripting-in-yourls","title":"Cross-site Scripting in yourls","severity":"low","exploited":false,"published_at":"2021-09-20T20:43:15+00:00","url":"https://junglewise.ai/threats/cve-2021-3783-cross-site-scripting-in-yourls"},{"cve":"CVE-2021-3785","cvss":3.1,"epss":0.0072,"slug":"cve-2021-3785-cross-site-scripting-in-yourls","title":"Cross-site Scripting in yourls","severity":"low","exploited":false,"published_at":"2021-09-20T20:42:52+00:00","url":"https://junglewise.ai/threats/cve-2021-3785-cross-site-scripting-in-yourls"},{"cve":"CVE-2021-3734","cvss":3,"epss":0.0041,"slug":"cve-2021-3734-improper-restriction-of-rendered-ui-layers-or-frames-in-yourls","title":"Improper Restriction of Rendered UI Layers or Frames in yourls","severity":"low","exploited":false,"published_at":"2021-08-30T16:22:16+00:00","url":"https://junglewise.ai/threats/cve-2021-3734-improper-restriction-of-rendered-ui-layers-or-frames-in-yourls"},{"cve":"CVE-2019-14537","cvss":9.8,"epss":0.0615,"slug":"cve-2019-14537-yourls-type-juggling-login-bypass-in-api","title":"YOURLS type juggling login bypass in API","severity":"critical","exploited":false,"published_at":"2019-09-23T18:32:02+00:00","url":"https://junglewise.ai/threats/cve-2019-14537-yourls-type-juggling-login-bypass-in-api"}],"weekly":[{"week":"2026-07-06","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-07-13","critical":0,"exploited":0,"vulnerabilities":0},{"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},{"week":"2026-09-28","critical":0,"exploited":0,"vulnerabilities":0}],"related":[{"name":"wwbn/avideo (Packagist)","slug":"wwbn-avideo","vulnerabilities":169,"url":"https://junglewise.ai/threats/technologies/wwbn-avideo"},{"name":"getgrav/grav (Packagist)","slug":"getgrav-grav","vulnerabilities":144,"url":"https://junglewise.ai/threats/technologies/getgrav-grav"},{"name":"thorsten/phpmyfaq (Packagist)","slug":"thorsten-phpmyfaq","vulnerabilities":138,"url":"https://junglewise.ai/threats/technologies/thorsten-phpmyfaq"},{"name":"pimcore/pimcore (Packagist)","slug":"pimcore-pimcore","vulnerabilities":136,"url":"https://junglewise.ai/threats/technologies/pimcore-pimcore"},{"name":"dolibarr/dolibarr (Packagist)","slug":"dolibarr-dolibarr","vulnerabilities":125,"url":"https://junglewise.ai/threats/technologies/dolibarr-dolibarr"},{"name":"drupal/core (Packagist)","slug":"packagist-drupal-core","vulnerabilities":116,"url":"https://junglewise.ai/threats/technologies/packagist-drupal-core"},{"name":"librenms/librenms (Packagist)","slug":"librenms-librenms","vulnerabilities":113,"url":"https://junglewise.ai/threats/technologies/librenms-librenms"},{"name":"microweber/microweber (Packagist)","slug":"microweber-microweber","vulnerabilities":106,"url":"https://junglewise.ai/threats/technologies/microweber-microweber"},{"name":"concrete5/concrete5 (Packagist)","slug":"concrete5-concrete5","vulnerabilities":93,"url":"https://junglewise.ai/threats/technologies/concrete5-concrete5"},{"name":"craftcms/cms (Packagist)","slug":"craftcms-cms","vulnerabilities":90,"url":"https://junglewise.ai/threats/technologies/craftcms-cms"},{"name":"snipe/snipe-it (Packagist)","slug":"snipe-snipe-it","vulnerabilities":80,"url":"https://junglewise.ai/threats/technologies/snipe-snipe-it"},{"name":"phpmyfaq/phpmyfaq (Packagist)","slug":"phpmyfaq-phpmyfaq","vulnerabilities":75,"url":"https://junglewise.ai/threats/technologies/phpmyfaq-phpmyfaq"}],"technology":{"hub":true,"name":"yourls/yourls (Packagist)","slug":"yourls-yourls","vendor":{"name":"Packagist","slug":"packagist","url":"https://junglewise.ai/threats/vendors/packagist"},"aliases":[],"homepage":"https://yourls.org/","repo_url":"https://github.com/YOURLS/YOURLS","description":"A PHP-based URL shortener that allows users to run their own link shortening service.","url":"https://junglewise.ai/threats/technologies/yourls-yourls"},"most_severe":[{"cve":"CVE-2019-14537","cvss":9.8,"epss":0.0615,"slug":"cve-2019-14537-yourls-type-juggling-login-bypass-in-api","title":"YOURLS type juggling login bypass in API","severity":"critical","exploited":false,"published_at":"2019-09-23T18:32:02+00:00","url":"https://junglewise.ai/threats/cve-2019-14537-yourls-type-juggling-login-bypass-in-api"},{"cve":"CVE-2026-63135","cvss":8.2,"epss":0.0043,"slug":"cve-2026-63135-yourls-stored-xss-in-referrer-statistics-via-crafted-referer","title":"YOURLS is a self-hosted, customizable URL shortener written in PHP. From 1.5.1 until 1.10.4, YOURLS stores the HTTP Referer header through y","severity":"high","exploited":false,"published_at":"2026-08-21T21:17:01.493+00:00","url":"https://junglewise.ai/threats/cve-2026-63135-yourls-stored-xss-in-referrer-statistics-via-crafted-referer"},{"cve":"CVE-2020-27388","cvss":3.1,"epss":0.0072,"slug":"cve-2020-27388-yourls-stored-cross-site-scripting-xss","title":"YOURLS Stored Cross Site Scripting (XSS)","severity":"low","exploited":false,"published_at":"2022-05-24T17:32:11+00:00","url":"https://junglewise.ai/threats/cve-2020-27388-yourls-stored-cross-site-scripting-xss"},{"cve":"CVE-2021-3785","cvss":3.1,"epss":0.0072,"slug":"cve-2021-3785-cross-site-scripting-in-yourls","title":"Cross-site Scripting in yourls","severity":"low","exploited":false,"published_at":"2021-09-20T20:42:52+00:00","url":"https://junglewise.ai/threats/cve-2021-3785-cross-site-scripting-in-yourls"},{"cvss":3.1,"slug":"yourls-is-vulnerable-to-xss-through-jsonp-and-callback-request-d2d8fa38","title":"YOURLS is vulnerable to XSS through JSONP and Callback request parameters","severity":"low","exploited":false,"published_at":"2025-12-30T19:34:26+00:00","url":"https://junglewise.ai/threats/yourls-is-vulnerable-to-xss-through-jsonp-and-callback-request-d2d8fa38"},{"cve":"CVE-2022-0088","cvss":3,"epss":0.0199,"slug":"cve-2022-0088-cross-site-request-forgery-in-yourls","title":"Cross-Site Request Forgery in YOURLS","severity":"low","exploited":false,"published_at":"2022-04-04T00:00:55+00:00","url":"https://junglewise.ai/threats/cve-2022-0088-cross-site-request-forgery-in-yourls"},{"cve":"CVE-2021-3783","cvss":3,"epss":0.007,"slug":"cve-2021-3783-cross-site-scripting-in-yourls","title":"Cross-site Scripting in yourls","severity":"low","exploited":false,"published_at":"2021-09-20T20:43:15+00:00","url":"https://junglewise.ai/threats/cve-2021-3783-cross-site-scripting-in-yourls"},{"cve":"CVE-2021-3734","cvss":3,"epss":0.0041,"slug":"cve-2021-3734-improper-restriction-of-rendered-ui-layers-or-frames-in-yourls","title":"Improper Restriction of Rendered UI Layers or Frames in yourls","severity":"low","exploited":false,"published_at":"2021-08-30T16:22:16+00:00","url":"https://junglewise.ai/threats/cve-2021-3734-improper-restriction-of-rendered-ui-layers-or-frames-in-yourls"}],"generated_at":"2026-09-28T03:07:00.154823+00:00"}