[MEDIUM] Winter: Reflected XSS through the search query parameter in the backend Table widget

PKSA-5ts5-4cbq-8ssk GHSA-hq84-x37p-j6q5

Affected version: >=1.0.420,<=1.2.13

Reported by:
GitHub

[MEDIUM] Winter: CSRF through AJAX handler names reachable as backend page actions

PKSA-r35b-91gt-bn2p GHSA-p2ch-c2c3-4xm5

Affected version: >=1.0.319,<1.2.14

Reported by:
GitHub

[MEDIUM] Winter: Stored XSS through cached Brand Settings and Editor Settings custom styles

PKSA-qr5m-g14w-86df GHSA-5cwr-5jxg-pcf6

Affected version: <=1.2.13

Reported by:
GitHub

[HIGH] Winter: ImportExportController AJAX handlers bypass granular import/export permission gate

PKSA-kk7w-bn2w-32z8 GHSA-fm29-4mq3-phg6

Affected version: <=1.2.13

Reported by:
GitHub

[LOW] Winter: Stored XSS through Backend List widget image columns

PKSA-b1tx-fpj9-bp5n GHSA-7mpf-4465-7fc2

Affected version: >=1.1.0,<1.2.14

Reported by:
GitHub

[MEDIUM] Winter: Local File Inclusion through @import directives in LESS compilation of backend customizable stylesheets and theme assets

PKSA-54hz-1x12-hy82 CVE-2026-63179 GHSA-58fp-mcx6-7qf9

Affected version: <=1.2.12

Reported by:
GitHub

[MEDIUM] Winter: Authenticated IDOR in backend FileUpload widget allows cross-user access to attachment metadata

PKSA-dbvq-twhc-nj83 CVE-2026-54256 GHSA-3277-h8g9-qj5f

Affected version: <=1.2.12

Reported by:
GitHub

[HIGH] Winter: Authenticated backend users can bypass Users controller permission checks

PKSA-kh9g-dm85-trgm CVE-2026-35445 GHSA-j5jq-cr68-v2xx

Affected version: <=1.2.12

Reported by:
GitHub

[MEDIUM] Winter: SQL Injection in Backend Filter Widget numberrange Scope via numbersFromAjax

PKSA-rw8y-31yz-4tck CVE-2026-32593 GHSA-m7jc-g4rc-jmvh

Affected version: <=1.2.12

Reported by:
GitHub

[HIGH] Winter: Stored XSS through Brand Settings custom styles

PKSA-8fbj-xdrm-f43z CVE-2026-32257 GHSA-v7cf-8gh9-gxmj

Affected version: <=1.2.12

Reported by:
GitHub

[CRITICAL] Winter vulnerable to privilege escalation by authenticated backend users

PKSA-4n8n-yrbw-13gr CVE-2026-27591 GHSA-pgpf-m8m4-6cg6

Affected version: <1.0.477|>=1.1.0,<1.1.12|>=1.2.0,<1.2.12

Reported by:
GitHub