Medium 4.3Published Oct 14, 2026

CVE-2026-110772Sure 0.7.0 through 0.7.6-alpha.6 Missing Authorization via Transaction Bulk Update

Updated under an hour ago (Oct 27, 2026, 2:50 AM ET)

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Exploited in the last 30 days

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: 4.3 MEDIUM (v3.1, CNA)CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N
Weakness (CWE): CWE-862
Known exploited: Not in CISA's KEV catalog
EPSS (exploitation in the next 30 days): Not loaded for this CVE
Assigned by: VulnCheck
NVD analysis: Deferred
Record last updated: Oct 14, 2026
First seen by InfoSec Signals: Oct 14, 2026

Affected products

Affected products

we-promise sure we_promise:sure (from the name)	from 0.7.0 through 0.7.6-alpha.6	CNA record

References

References

https://github.com/we-promise/sure/issues/2099	issue-tracking
https://hackmd.io/@hieuPenguinnn/we-promise-sure-transactions-bulk-update-missing-authz	technical-description, exploit
https://github.com/we-promise/sure/blob/a3bb5d991f9b96e335e9212b1a6324289577f143/app/controllers/transactions/bulk_updates_controller.rb#L5-L13	technical-description
https://github.com/we-promise/sure	product
https://www.vulncheck.com/advisories/sure-0.7.0-through-0.7.6-alpha.6-missing-authorization-via-transaction-bulk-update	third-party-advisory

The CVE record on cve.org NVD's entry

The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.