{"document":{"category":"csaf_vex","csaf_version":"2.0","title":"CVE-2026-55746: Cotonti stored XSS via PFS folder title","publisher":{"category":"vendor","name":"HarborGuard Database","namespace":"https://database.harborguard.co"},"tracking":{"id":"CVE-2026-55746","status":"final","version":"1","initial_release_date":"2026-06-18T06:46:57.622Z","current_release_date":"2026-06-18T06:46:57.622Z","revision_history":[{"date":"2026-06-18T06:46:57.622Z","number":"1","summary":"Initial machine-readable export from HarborGuard."}]},"distribution":{"tlp":{"label":"WHITE"},"text":"Public CVE data; freely redistributable."},"notes":[{"category":"description","text":"Cotonti 1.0.0 (master branch, commit f43f1fc3) is vulnerable to stored Cross-Site Scripting in the Personal File Storage (PFS) module. A folder title (pff_title) is imported with the 'TXT' filter, which does not strip or encode HTML (the tag check in cot_import is disabled), so an authenticated user can store HTML/JavaScript in a folder title. In modules/pfs/inc/pfs.main.php the title is assigned to the template variable PFF_ROW_TITLE without htmlspecialchars(), and modules/pfs/tpl/pfs.tpl outputs {PFF_ROW_TITLE} unescaped. When the folder listing is viewed (including by other users for public folders), the injected script executes in the victim's browser.","title":"CVE description"}],"references":[{"category":"self","summary":"CVE-2026-55746 on HarborGuard Database","url":"https://database.harborguard.co/cve/CVE-2026-55746"},{"category":"external","summary":"CVE Record","url":"https://www.cve.org/CVERecord?id=CVE-2026-55746"},{"category":"external","summary":"Vulnerable code: modules/pfs/inc/pfs.main.php","url":"https://github.com/Cotonti/Cotonti/blob/f43f1fc38ba4e02027786dad9dac1435c7c52b30/modules/pfs/inc/pfs.main.php#L396"},{"category":"external","summary":"github.com","url":"https://github.com/Cotonti/Cotonti"}]},"product_tree":{"branches":[{"category":"vendor","name":"Cotonti","branches":[{"category":"product_name","name":"Cotonti","branches":[{"category":"product_version","name":"1.0.0","product":{"name":"Cotonti Cotonti 1.0.0","product_id":"CSAFPID-1","product_identification_helper":{"cpe":"cpe:2.3:a:cotonti:cotonti:1.0.0:*:*:*:*:*:*:*"}}}]}]}]},"vulnerabilities":[{"cve":"CVE-2026-55746","title":"Cotonti stored XSS via PFS folder title","notes":[{"category":"description","text":"Cotonti 1.0.0 (master branch, commit f43f1fc3) is vulnerable to stored Cross-Site Scripting in the Personal File Storage (PFS) module. A folder title (pff_title) is imported with the 'TXT' filter, which does not strip or encode HTML (the tag check in cot_import is disabled), so an authenticated user can store HTML/JavaScript in a folder title. In modules/pfs/inc/pfs.main.php the title is assigned to the template variable PFF_ROW_TITLE without htmlspecialchars(), and modules/pfs/tpl/pfs.tpl outputs {PFF_ROW_TITLE} unescaped. When the folder listing is viewed (including by other users for public folders), the injected script executes in the victim's browser.","title":"CVE description"}],"product_status":{"known_affected":["CSAFPID-1"]},"scores":[{"cvss_v4":{"version":"4.0","vectorString":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:H/VI:L/VA:N/SC:L/SI:L/SA:N","baseScore":7,"baseSeverity":"HIGH"},"products":["CSAFPID-1"]}],"remediations":[{"category":"none_available","details":"No fixed version is published yet. Monitor the upstream advisory.","product_ids":["CSAFPID-1"]}]}]}