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Medium 5.3Published Aug 21, 2026

CVE-2026-16962Tamara Checkout <= 1.9.9.20 - Unauthenticated Order Status Manipulation

Updated under an hour ago ()

Does this affect you?

It affects Unknown Tamara Checkout. Add what you run to find out whether that includes you.

No exploitation reported and no EPSS estimate yet.

The Tamara Checkout WordPress plugin through 1.9.9.20 does not verify the order key, a nonce, or any capability on its public payment cancel/fail return URLs, changing a WooCommerce order's status based solely on an attacker-supplied numeric order id, so an unauthenticated attacker can cancel or fail arbitrary orders store-wide by enumerating ids (triggering downstream stock-release and notification side-effects).

CVSS
5.3 MEDIUM (v3.1, CISA ADP)CVSS:3.1/AV:N/AC:L/PR:N/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
WPScan
NVD analysis
Deferred
Record last updated
Aug 21, 2026
First seen by InfoSec Signals
Oct 9, 2026

Affected products

Affected products
Unknown Tamara Checkout
unknown:tamara_checkout (from the name)
through 1.9.9.20
CNA record

References

  • exploit, vdb-entry, technical-description

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.

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