GoogleOSV:GHSA-7GFC-2V6G-6W9FPaste is vulnerable to Cross-site Scripting via vectors involving a 404 status code
Multiple cross-site scripting (XSS) vulnerabilities in the paste.httpexceptions implementation in Paste before 1.7.4 allow remote attackers to inject arbitrary web script or HTML via vectors involving a 404 status code, related to (1) paste.urlparser.StaticURLParser, (2) paste.urlparser.PkgResourcesParser, (3) paste.urlmap.URLMap, and (4) HTTPNotFound.
References
bitbucket.org/ianb/paste/changeset/fcae59df8b56
groups.google.com/group/paste-users/browse_thread/thread/3b3fff3dadd0b1e5?pli=1
groups.google.com/group/pylons-discuss/msg/8c256dc076a408d8?dmode=source&output=gplain
marc.info/?l=oss-security&m=127785414818815&w=2
marc.info/?l=oss-security&m=127792576822169&w=2
pylonshq.com/articles/archives/2010/6/paste_174_released_addresses_xss_security_hole
www.ubuntu.com/usn/USN-1026-1
github.com/cdent/paste
github.com/cdent/paste/commit/4910493c62f369a3222357af09450930e4c93f5e
nvd.nist.gov/vuln/detail/CVE-2010-2477
web.archive.org/web/20111227133546/secunia.com/advisories/42500
web.archive.org/web/20120527154041/www.securityfocus.com/bid/41160
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