CVE-2026-28180

MEDIUMPre-NVD 5.35.3—
EchelonGraph scoreHIGH confidence

Score 5.3 from GitHub Security Advisory published 2026-08-06. a secondary CVSS source baseline 5.3; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, secondary
Trending — 3 sources updated this week
5.3EG
EchelonGraph verdictMonitorLow exploitation likelihood right now — keep watching.
  • Lower severity and no public exploit yet
CISA-KEV: Not listedEPSS PROB: 0%CVSS: 5.3Exploit: None knownExposed: 0

No vendor fix yet — apply a workaround or compensating control (WAF / firewall / segmentation) and watch for a patch.

Unauthenticated Insecure Direct Object References (IDOR) in Mercado Pago payments for WooCommerce <= 8.9.0 versions.

CVSS v3
5.3
EG Score
5.3(high)
EG Risk
28(Track)
EG Risk 28/100SSVC: 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 computed
Severity53% × 45%
Exploitation0% × 40%
Automatability30% × 15%
Action: Routine — remediate on your standard cadence.
EPSS PROB
0%
EPSS %ILE
14%
KEV
Not listed

Published

August 6, 2026

Last Modified

August 12, 2026

Advisory Details (1)

Auto-updated Aug 6, 2026
No patch confirmed yet.
generic

Insecure Direct Object References (IDOR) in WordPress Mercado Pago payments for WooCommerce Plugin - Patchstack

https://patchstack.com/database/wordpress/plugin/woocommerce-mercadopago/vulnerability/wordpress-mercado-pago-payments-for-woocommerce-plugin-8-9-0-insecure-direct-object-references-idor-vulnerability?_s_id=cve

Vendor Advisories for CVE-2026-28180(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 18× in last 7d / 43× 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.

  1. 2026-08-20 22:55 UTCEPSS rescore
  2. 2026-08-20 12:10 UTCEG score recompute
  3. 2026-08-20 12:10 UTCGHSA enrichment
  4. 2026-08-19 17:03 UTCEPSS rescore
  5. 2026-08-19 10:03 UTCEG score recompute
  6. 2026-08-19 10:03 UTCGHSA enrichment
  7. 2026-08-18 13:48 UTCEPSS rescore
  8. 2026-08-18 07:53 UTCEG score recompute
  9. 2026-08-18 07:53 UTCGHSA enrichment
  10. 2026-08-17 13:47 UTCEPSS rescore
  11. 2026-08-17 05:45 UTCEG score recompute
  12. 2026-08-17 05:45 UTCGHSA enrichment
  13. 2026-08-16 14:56 UTCEPSS rescore
  14. 2026-08-16 03:26 UTCEG score recompute
  15. 2026-08-16 03:26 UTCGHSA enrichment
  16. 2026-08-16 02:14 UTCEPSS rescore
  17. 2026-08-15 01:30 UTCEPSS rescore
  18. 2026-08-15 01:19 UTCGHSA enrichment
  19. 2026-08-13 23:13 UTCEG score recompute
  20. 2026-08-13 23:13 UTCGHSA enrichment
  21. 2026-08-13 22:00 UTCEPSS rescore
  22. 2026-08-12 21:06 UTCEG score recompute
  23. 2026-08-12 21:06 UTCGHSA enrichment
  24. 2026-08-12 13:50 UTCEPSS rescore
  25. 2026-08-12 03:06 UTCEG score recompute
Show 18 more
  1. 2026-08-12 03:06 UTCGHSA enrichment
  2. 2026-08-11 13:42 UTCEPSS rescore
  3. 2026-08-11 00:59 UTCEG score recompute
  4. 2026-08-11 00:59 UTCGHSA enrichment
  5. 2026-08-11 00:00 UTCEPSS rescore
  6. 2026-08-09 22:52 UTCEG score recompute
  7. 2026-08-09 22:52 UTCGHSA enrichment
  8. 2026-08-09 13:46 UTCEPSS rescore
  9. 2026-08-08 20:46 UTCEG score recompute
  10. 2026-08-08 20:46 UTCGHSA enrichment
  11. 2026-08-08 16:37 UTCEPSS rescore
  12. 2026-08-07 18:39 UTCEG score recompute
  13. 2026-08-07 18:39 UTCGHSA enrichment
  14. 2026-08-06 16:33 UTCEG score recompute
  15. 2026-08-06 16:33 UTCGHSA enrichment
  16. 2026-08-06 15:28 UTCEG score recompute
  17. 2026-08-06 14:44 UTCEG score recompute
  18. 2026-08-06 14:41 UTCMITRE cvelistV5first tracked

Related CVEs(same CWE)

Frequently asked(5)

What is CVE-2026-28180?
CVE-2026-28180 is a medium vulnerability published on August 6, 2026. Unauthenticated Insecure Direct Object References (IDOR) in Mercado Pago payments for WooCommerce <= 8.9.0 versions.
When was CVE-2026-28180 disclosed?
CVE-2026-28180 was first published in the National Vulnerability Database on August 6, 2026, with the most recent update on August 12, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-28180 actively exploited?
CVE-2026-28180 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 0% probability of exploitation in the next 30 days, which ranks it in the top 86.2% of all scored CVEs.
What is the CVSS score of CVE-2026-28180?
CVE-2026-28180 has a CVSS v3 base score of 5.3 (NVD).
How do I remediate CVE-2026-28180?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-28180, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.

Dependency Blast Radius

Explore the affected products and dependency analysis for CVE-2026-28180

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