CVE-2026-101033

MEDIUM 4.3

KitchenOwl through 0.7.10 IDOR via unchecked category ID

CVSS Score

4.3

EPSS Score

0.0%

EPSS Percentile

0th

KitchenOwl through 0.7.10 fails to verify that category IDs belong to the caller's household in expense and item operations. Authenticated attackers can enumerate category IDs from other households to read their category names, budgets, and colors, breaking household isolation.

CWE	CWE-639
Vendor	tombursch
Product	kitchenowl
Published	Sep 27, 2026

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CVSS v3 Breakdown

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N

Attack Vector

Network

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

Low

Integrity

None

Availability

None

Affected Versions

TomBursch / kitchenowl

0 ≤ 0.7.10

References

NVD ↗ CVE.org ↗ EPSS Data ↗

github.com: https://github.com/TomBursch/kitchenowl/issues/1154 github.com: https://github.com/TomBursch/kitchenowl/pull/1155 github.com: https://github.com/TomBursch/kitchenowl/commit/c15f6cb21a98d5eb70746bee6b63773a6d6a6251 github.com: https://github.com/TomBursch/kitchenowl/blob/09aaf5fbd2343fcc10b12e906c63c3764dd38919/backend/app/controller/expense/expense_controller.py#L115-L118 github.com: https://github.com/TomBursch/kitchenowl/blob/09aaf5fbd2343fcc10b12e906c63c3764dd38919/backend/app/controller/item/item_controller.py#L86-L88 github.com: https://github.com/TomBursch/kitchenowl vulncheck.com: https://www.vulncheck.com/advisories/kitchenowl-through-0.7.10-idor-via-unchecked-category-id

Credits

George Chen