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Low severity3.3NVD Advisory· Published Dec 5, 2025· Updated Jun 17, 2026

CVE-2025-66548

CVE-2025-66548

Description

Nextcloud Deck is a kanban style organization tool aimed at personal planning and project organization for teams integrated with Nextcloud. Prior to 1.12.7, 1.14.4, and 1.15.1, file extension can be spoofed by using RTLO characters, tricking users into download files with a different extension than what is displayed. This vulnerability is fixed in 1.12.7, 1.14.4, and 1.15.1.

AI Insight

LLM-synthesized narrative grounded in this CVE's description and references.

Affected products

4
  • Nextcloud/Deck2 versions
    cpe:2.3:a:nextcloud:deck:*:*:*:*:*:*:*:*+ 1 more
    • cpe:2.3:a:nextcloud:deck:*:*:*:*:*:*:*:*range: <1.12.7
    • (no CPE)range: <1.12.7, <1.14.4, <1.15.1
  • Nextcloud/Nextcloudllm-fuzzy
    Range: <1.12.7, <1.14.4, <1.15.1
  • Nextcloud/security-advisoriescpe-rescue
    Range: >= 1.15.0-beta.1, < 1.15.1

Patches

Vulnerability mechanics

References

4

News mentions

0

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