CVE-2026-110772

Sure 0.7.0 through 0.7.6-alpha.6 contains a missing authorization vulnerability in Transactions::BulkUpdatesController#create that allows family members to bypass account sharing permissions. Authenticated members with read_only or no share can submit arbitrary entry_ids to modify other members' transaction dates, names, notes, categories, merchants and tags, corrupting budgets and reports.

CVSS v3 4.3 MEDIUM

4.3^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 2.8 / Impact : 1.4

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact LOW

Availability Impact NONE

Scope UNCHANGED

References

Link	Resource
https://github.com/we-promise/sure
https://github.com/we-promise/sure/blob/a3bb5d991f9b96e335e9212b1a6324289577f143/app/controllers/transactions/bulk_updates_controller.rb#L5-L13
https://github.com/we-promise/sure/issues/2099
https://hackmd.io/@hieuPenguinnn/we-promise-sure-transactions-bulk-update-missing-authz
https://www.vulncheck.com/advisories/sure-0.7.0-through-0.7.6-alpha.6-missing-authorization-via-transaction-bulk-update

Configurations

No configuration.

History

14 Oct 2026, 21:17

Type	Values Removed	Values Added
References	~~() https://github.com/we-promise/sure/issues/2099 -~~	() https://github.com/we-promise/sure/issues/2099 -

14 Oct 2026, 20:17

Type	Values Removed	Values Added
References	~~() https://github.com/we-promise/sure/issues/2099 -~~	() https://github.com/we-promise/sure/issues/2099 -

14 Oct 2026, 19:17

Type	Values Removed	Values Added
New CVE

Information

Published : 2026-10-14 19:17

Updated : 2026-10-15 14:47

NVD link : CVE-2026-110772

Mitre link : CVE-2026-110772

CVE.ORG link : CVE-2026-110772

JSON object : View

Products Affected

No product.

CWE

CWE-862

Missing Authorization

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