The Accept PayPal & Stripe with Subscriptions for WooCommerce WordPress plugin through 3.1.0 does not validate the amount actually paid against the order total in its PayPal Data Transfer return handler, allowing a customer to pay less than the order total and still have the order marked as fully paid when the PayPal Data Transfer feature is enabled.
CVE-2026-17016
Score 3.7 from GitHub Security Advisory (severity: LOW) published 2026-08-10. CISA-ADP (Vulnrichment) CVSS v3.1 baseline 3.7; sources differ by 0.0.
- Lower severity and no public exploit yet
No vendor fix yet — apply a workaround or compensating control (WAF / firewall / segmentation) and watch for a patch.
- CVSS v3
- 3.7
- EG Score
- 3.7(high)
- EG Risk
- 17(Track)EG Risk 17/100SSVC: Track
EG Risk is EchelonGraph's 0–100 priority score: it fuses intrinsic severity with real-world exploitation and automatability so you can rank equal-severity CVEs and fix the most dangerous first. Higher = act sooner. Distinct from the 0–10 EG Score (severity).
How it’s computedSeverity37% × 45%Exploitation0% × 40%Automatability0% × 15%Action: Routine — remediate on your standard cadence. - EPSS PROB
- 0%
- EPSS %ILE
- 9%
- KEV
- Not listed
Published
August 10, 2026
Last Modified
August 11, 2026
References (1)
Vendor Advisories for CVE-2026-17016(1)
These vendors published their own advisory mentioning this CVE — often with vendor-specific remediation steps + affected product lists not in NVD.
Weakness Classification(1)
MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.
Data Freshness Timeline
(refreshed 13× in last 7d / 24× in last 30d)
Each row is a source pipeline that fetched or updated this CVE on that date, with what changed. For example, "NVD update" means NVD published or revised its analysis for this CVE; "MITRE cvelistV5" means we ingested or refreshed it from the CNA feed. Most recent first.
- 2026-08-20 22:55 UTCEPSS rescore
- 2026-08-20 15:13 UTCEG score recompute
- 2026-08-20 15:13 UTCGHSA enrichment
- 2026-08-19 17:03 UTCEPSS rescore
- 2026-08-18 13:48 UTCEPSS rescore
- 2026-08-17 17:17 UTCEG score recompute
- 2026-08-17 17:16 UTCGHSA enrichment
- 2026-08-17 13:47 UTCEPSS rescore
- 2026-08-16 14:56 UTCEPSS rescore
- 2026-08-16 02:14 UTCEPSS rescore
- 2026-08-15 01:30 UTCEPSS rescore
- 2026-08-14 19:20 UTCEG score recompute
- 2026-08-14 19:20 UTCGHSA enrichment
- 2026-08-13 22:00 UTCEPSS rescore
- 2026-08-12 13:50 UTCEPSS rescore
- 2026-08-11 21:19 UTCGHSA enrichment
- 2026-08-11 20:30 UTCEG score recompute▲ 3.70
- 2026-08-11 20:30 UTCGHSA enrichment
- 2026-08-11 20:30 UTCMITRE cvelistV5CVSS v3 → 3.7 · severity → LOW
- 2026-08-11 13:42 UTCEPSS rescore
- 2026-08-11 00:00 UTCEPSS rescore
- 2026-08-10 07:19 UTCNVD update
- 2026-08-10 06:41 UTCEG score recompute
- 2026-08-10 06:41 UTCMITRE cvelistV5first tracked
Frequently asked(5)
What is CVE-2026-17016?
When was CVE-2026-17016 disclosed?
Is CVE-2026-17016 actively exploited?
What is the CVSS score of CVE-2026-17016?
How do I remediate CVE-2026-17016?
Dependency Blast Radius
Explore the affected products and dependency analysis for CVE-2026-17016
Is Your Infrastructure Affected by CVE-2026-17016?
EchelonGraph automatically scans your cloud infrastructure and maps CVE exposure using blast radius analysis.