{"id":"CVE-2026-79311","title":"webpy web.py 0.76 is vulnerable to Cross Site Scripting (XSS) via render_jinja.__init__().","summary":"webpy web.py 0.76 is vulnerable to Cross Site Scripting (XSS) via render_jinja.__init__().","severity":"medium","cvss":6.1,"cvssVector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N","cwe":["CWE-79"],"vendor":"Red Hat","published":"2026-09-22","updated":"2026-10-06","sourceUpdated":"2026-10-06T18:16:56.683","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-79311","references":[{"url":"https://github.com/lichoin/TraceLoom/blob/main/CVEs/CVE-2026-79311.md","label":"cve@mitre.org"},{"url":"https://github.com/webpy/webpy","label":"cve@mitre.org"},{"url":"https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-79311.json"},{"url":"https://access.redhat.com/security/cve/CVE-2026-79311"},{"url":"https://www.cve.org/CVERecord?id=CVE-2026-79311"},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-79311"}],"tags":["nvd","cve.org","csaf","vex","red-hat"],"epss":0.00188,"epssPercentile":0.08375,"ssvc":{"exploitation":"none","automatable":"no","technicalImpact":"partial","timestamp":"2026-10-06T15:33:32.474366Z"},"ingestedAt":"2026-09-22T16:06:00.494Z","slug":"CVE-2026-79311","body":"## Overview\n\nwebpy web.py 0.76 is vulnerable to Cross Site Scripting (XSS) via render_jinja.__init__().\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.\n\n## Vendor advisories\n\n- **Red Hat VEX** · updated 2026-09-24 · [vex](https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-79311.json)","depth":"sunlit","depthScore":34,"depthScoreParts":{"impact":33.6,"likelihood":0,"exploitation":0,"ransomware":0},"changes":[{"seq":210691,"id":"CVE-2026-79311","ts":1790322198294,"field":"cvss","old":null,"new":"6.1"},{"seq":210690,"id":"CVE-2026-79311","ts":1790322198294,"field":"severity","old":"none","new":"medium"}]}