{"id":"CVE-2024-22414","aliases":["EUVD-2024-19966","GHSA-mrcw-j96f-p6v6"],"status":"published","title":"User profile page vulnerable to Cross Site Scripting (XSS) in flaskBlog","description":"flaskBlog is a simple blog app built with Flask. Improper storage and rendering of the `/user/\u003cuser\u003e` page allows a user's comments to execute arbitrary javascript code. The html template `user.html` contains the following code snippet to render comments made by a user: `\u003cdiv class=\"content\" tag=\"content\"\u003e{{comment[2]|safe}}\u003c/div\u003e`. Use of the \"safe\" tag causes flask to _not_ escape the rendered content. To remediate this, simply remove the `|safe` tag from the HTML above. No fix is is available and users are advised to manually edit their installation.","severity":{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:L","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-10","score":0.00409,"percentile":0.35462,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-79"],"published":"2024-01-17T20:25:29Z","modified":"2026-10-28T02:30:27Z","products":[{"vendor":"dogukanurker","product":"flaskblog"}],"references":[{"url":"https://github.com/DogukanUrker/flaskBlog/security/advisories/GHSA-mrcw-j96f-p6v6","tags":["x_refsource_CONFIRM","x_transferred","Exploit","Vendor Advisory","advisory"]},{"url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2024/22xxx/CVE-2024-22414.json","tags":["advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2024-22414","tags":["advisory"]}],"sources":{"cve":[{"id":"CVE-2024-22414","title":"User profile page vulnerable to Cross Site Scripting (XSS) in flaskBlog","description":"flaskBlog is a simple blog app built with Flask. Improper storage and rendering of the `/user/\u003cuser\u003e` page allows a user's comments to execute arbitrary javascript code. The html template `user.html` contains the following code snippet to render comments made by a user: `\u003cdiv class=\"content\" tag=\"content\"\u003e{{comment[2]|safe}}\u003c/div\u003e`. Use of the \"safe\" tag causes flask to _not_ escape the rendered content. To remediate this, simply remove the `|safe` tag from the HTML above. No fix is is available and users are advised to manually edit their installation.","status":"published","published":"2024-01-17T20:25:29.629Z","modified":"2025-06-17T21:19:19.643Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:L","level":"medium","assessor":"cna"}],"cwes":["CWE-79"],"updated_at":"2026-11-02T14:34:00.254134Z"}],"euvd":[{"id":"EUVD-2024-19966","description":"flaskBlog is a simple blog app built with Flask. Improper storage and rendering of the `/user/\u003cuser\u003e` page allows a user's comments to execute arbitrary javascript code. The html template `user.html` contains the following code snippet to render comments made by a user: `\u003cdiv class=\"content\" tag=\"content\"\u003e{{comment[2]|safe}}\u003c/div\u003e`. Use of the \"safe\" tag causes flask to _not_ escape the rendered content. To remediate this, simply remove the `|safe` tag from the HTML above. No fix is is available and users are advised to manually edit their installation.","status":"published","published":"2024-01-17T20:25:29Z","modified":"2025-06-17T21:19:19Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:L","level":"medium"}],"updated_at":"2026-11-02T20:32:21.000623Z"}],"nvd":[{"id":"CVE-2024-22414","description":"flaskBlog is a simple blog app built with Flask. Improper storage and rendering of the `/user/\u003cuser\u003e` page allows a user's comments to execute arbitrary javascript code. The html template `user.html` contains the following code snippet to render comments made by a user: `\u003cdiv class=\"content\" tag=\"content\"\u003e{{comment[2]|safe}}\u003c/div\u003e`. Use of the \"safe\" tag causes flask to _not_ escape the rendered content. To remediate this, simply remove the `|safe` tag from the HTML above. No fix is is available and users are advised to manually edit their installation.","status":"published","published":"2024-01-17T21:15:12.1Z","modified":"2026-06-17T07:11:21.833Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:L","level":"medium","assessor":"secondary"},{"version":"3.1","score":5.4,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N","level":"medium","assessor":"primary"}],"cwes":["CWE-79"],"updated_at":"2026-11-02T14:09:32.147098Z"}],"osv":[{"id":"CVE-2024-22414","title":"User profile page vulnerable to Cross Site Scripting (XSS) in flaskBlog","description":"flaskBlog is a simple blog app built with Flask. Improper storage and rendering of the `/user/\u003cuser\u003e` page allows a user's comments to execute arbitrary javascript code. The html template `user.html` contains the following code snippet to render comments made by a user: `\u003cdiv class=\"content\" tag=\"content\"\u003e{{comment[2]|safe}}\u003c/div\u003e`. Use of the \"safe\" tag causes flask to _not_ escape the rendered content. To remediate this, simply remove the `|safe` tag from the HTML above. No fix is is available and users are advised to manually edit their installation.","status":"published","published":"2024-01-17T20:25:29.629Z","modified":"2026-10-28T02:30:27.265379459Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:L","level":"medium"}],"cwes":["CWE-79"],"updated_at":"2026-11-02T15:44:38.577405Z"}]}}