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TI-2026-13800 Aliases CVE-2026-16538GHSA-v8f5-5g5w-8qm3

TeraWallet - Wallet for WooCommerce < 1.6.10 - Subscriber+ Wallet Balance Inflation via Discounted Top-Up

Priority HIGH 80CWE-284Published · Updated

Key facts

Attack vector
Network
Privileges required
None
User interaction
None
Attack complexity
Low
Impact type
Security bypass
Confidentiality · integrity · availability
High · High · None
Fix status
Fixed

Attack profile from CVSS 3.1 · CISA ADP. Fix status from CNA. Impact type from CWE-284.

Summary

The Wallet for WooCommerce WordPress plugin before 1.6.10 does not verify the amount actually collected for a wallet top-up before crediting the wallet, allowing customers to top up their wallet balance for less than its value.

Why it matters now

Exploitation Proof of concept CISA SSVC · not in CISA KEV
EPSS 0.00404 34th percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by the CNA
Fix Fixed Wallet for WooCommerce (Unknown): 1.6.10

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation
Poc
Automatable
Yes
Technical impact
Total

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

VendorProductAffected versionsFixed inStatusSource
UnknownWallet for WooCommercebefore 1.6.101.6.10Patch availableCNA
  • Wallet for WooCommerce VendorUnknown Affected before 1.6.10 Fixed in 1.6.10 Patch available CNA

Remediation

  • Fix · CNA Wallet for WooCommerce (Unknown) Fixed in 1.6.10

Timeline

  1. 2026-10-02 Threatist record created from CVE-2026-16538
  2. 2026-10-03 Alias added: GHSA-v8f5-5g5w-8qm3

References

Sources