{"cve":"CVE-2018-13796","nvd":{"published":"2018-07-12T18:29:00.547","modified":"2026-06-17T01:40:11.063","status":"Modified","description":"An issue was discovered in GNU Mailman before 2.1.28. A crafted URL can cause arbitrary text to be displayed on a web page from a trusted site.","cvss_v4":null,"cvss_v3":{"version":"3.0","vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N","score":6.5},"cwes":["CWE-20"],"references":["https://bugs.launchpad.net/mailman/+bug/1780874","https://lists.debian.org/debian-lts-announce/2018/07/msg00034.html","https://security.gentoo.org/glsa/201904-10","https://usn.ubuntu.com/4348-1/","https://www.mail-archive.com/mailman-users%40python.org/msg71003.html"],"products":["gnu:mailman"],"source":"nvd","synced_at":"2026-10-19T20:52:03.425131697+00:00"},"epss":{"cve":"CVE-2018-13796","score":0.0253,"percentile":0.84911,"date":"2026-10-31"},"kev":null,"osv":[{"id":"GHSA-xqvg-xm9m-p2c4","url":"https://osv.dev/vulnerability/GHSA-xqvg-xm9m-p2c4","summary":"Moderate severity vulnerability that affects mailman","modified":"2026-07-06T08:11:10.333777576Z","packages":[{"ecosystem":"PyPI","name":"mailman","purl":"pkg:pypi/mailman","ranges":["<2.1.28"],"fixed":["2.1.28"]}]},{"id":"PYSEC-2026-661","url":"https://osv.dev/vulnerability/PYSEC-2026-661","summary":"Moderate severity vulnerability that affects mailman","modified":"2026-07-06T08:00:43.433901337Z","packages":[{"ecosystem":"PyPI","name":"mailman","purl":"pkg:pypi/mailman","ranges":["<2.1.28"],"fixed":["2.1.28"]}]}],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}