CVE-2026-57677

CRITICALPre-NVD 9.89.8—
EchelonGraph scoreHIGH confidence

Score 9.8 from GitHub Security Advisory (severity: CRITICAL) published 2026-07-02. a secondary CVSS source baseline 9.8; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, secondary
Trending — 3 sources updated this week
9.8EG
EchelonGraph verdictPlan a fixSerious severity, but no confirmed exploitation yet.
  • High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS PROB: 0%CVSS: 9.8Exploit: None knownExposed: 0

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

Unauthenticated PHP Object Injection in Novalnet Payment Gateway for WooCommerce <= 12.10.3 versions.

CVSS v3
9.8
EG Score
9.8(high)
EG Risk
49(Track)
EG Risk 49/100SSVC: 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
Severity98% × 45%
Exploitation0% × 40%
Automatability30% × 15%
Action: Routine — remediate on your standard cadence.
EPSS PROB
0%
EPSS %ILE
25%
KEV
Not listed

Published

July 2, 2026

Last Modified

July 2, 2026

Advisory Details (1)

Auto-updated Jul 25, 2026
No patch confirmed yet.
generic

PHP Object Injection in WordPress Novalnet Payment Gateway for WooCommerce Plugin - Patchstack

https://patchstack.com/database/wordpress/plugin/woocommerce-novalnet-gateway/vulnerability/wordpress-novalnet-payment-gateway-for-woocommerce-plugin-12-10-3-php-object-injection-vulnerability?_s_id=cve

Vendor Advisories for CVE-2026-57677(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 23× in last 7d / 143× 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.

Showing the most recent 100 of 143 total refreshes for this CVE.

  1. 2026-07-27 14:14 UTCEPSS rescore
  2. 2026-07-27 13:06 UTCGHSA enrichment
  3. 2026-07-27 09:05 UTCGHSA enrichment
  4. 2026-07-27 05:08 UTCGHSA enrichment
  5. 2026-07-27 00:59 UTCGHSA enrichment
  6. 2026-07-26 21:03 UTCGHSA enrichment
  7. 2026-07-26 17:06 UTCEG score recompute
  8. 2026-07-26 17:05 UTCGHSA enrichment
  9. 2026-07-26 14:54 UTCEPSS rescore
  10. 2026-07-26 14:54 UTCEPSS rescore
  11. 2026-07-26 13:06 UTCEG score recompute
  12. 2026-07-26 13:06 UTCGHSA enrichment
  13. 2026-07-25 14:18 UTCEPSS rescore
  14. 2026-07-25 14:18 UTCEPSS rescore
  15. 2026-07-24 14:18 UTCEPSS rescore
  16. 2026-07-24 14:18 UTCEPSS rescore
  17. 2026-07-23 14:18 UTCEPSS rescore
  18. 2026-07-23 14:18 UTCEPSS rescore
  19. 2026-07-23 03:20 UTCEG score recompute
  20. 2026-07-22 14:08 UTCEPSS rescore
  21. 2026-07-22 14:08 UTCEPSS rescore
  22. 2026-07-21 15:25 UTCEPSS rescore
  23. 2026-07-20 17:08 UTCEPSS rescore
  24. 2026-07-19 14:31 UTCEPSS rescore
  25. 2026-07-19 14:31 UTCEPSS rescore
Show 75 more
  1. 2026-07-19 02:29 UTCEPSS rescore
  2. 2026-07-18 10:04 UTCEPSS rescore
  3. 2026-07-17 03:30 UTCGHSA enrichment
  4. 2026-07-16 23:35 UTCGHSA enrichment
  5. 2026-07-16 19:39 UTCGHSA enrichment
  6. 2026-07-16 17:03 UTCEPSS rescore
  7. 2026-07-16 15:38 UTCGHSA enrichment
  8. 2026-07-16 11:38 UTCGHSA enrichment
  9. 2026-07-16 07:42 UTCGHSA enrichment
  10. 2026-07-16 03:46 UTCGHSA enrichment
  11. 2026-07-15 23:51 UTCGHSA enrichment
  12. 2026-07-15 19:56 UTCGHSA enrichment
  13. 2026-07-15 16:57 UTCEPSS rescore
  14. 2026-07-15 16:57 UTCEPSS rescore
  15. 2026-07-15 16:01 UTCGHSA enrichment
  16. 2026-07-15 12:05 UTCGHSA enrichment
  17. 2026-07-15 08:07 UTCGHSA enrichment
  18. 2026-07-15 04:11 UTCGHSA enrichment
  19. 2026-07-15 02:00 UTCEPSS rescore
  20. 2026-07-15 02:00 UTCEPSS rescore
  21. 2026-07-15 00:11 UTCGHSA enrichment
  22. 2026-07-14 20:15 UTCGHSA enrichment
  23. 2026-07-14 16:18 UTCGHSA enrichment
  24. 2026-07-14 12:23 UTCGHSA enrichment
  25. 2026-07-14 08:26 UTCGHSA enrichment
  26. 2026-07-14 04:29 UTCGHSA enrichment
  27. 2026-07-14 00:33 UTCGHSA enrichment
  28. 2026-07-13 22:31 UTCEPSS rescore
  29. 2026-07-13 20:37 UTCGHSA enrichment
  30. 2026-07-13 16:41 UTCGHSA enrichment
  31. 2026-07-13 12:46 UTCGHSA enrichment
  32. 2026-07-13 08:51 UTCGHSA enrichment
  33. 2026-07-13 06:13 UTCEPSS rescore
  34. 2026-07-13 06:13 UTCEPSS rescore
  35. 2026-07-13 04:48 UTCGHSA enrichment
  36. 2026-07-13 00:52 UTCGHSA enrichment
  37. 2026-07-12 20:56 UTCGHSA enrichment
  38. 2026-07-12 16:52 UTCGHSA enrichment
  39. 2026-07-12 12:55 UTCGHSA enrichment
  40. 2026-07-12 08:59 UTCGHSA enrichment
  41. 2026-07-12 05:46 UTCEPSS rescore
  42. 2026-07-12 05:03 UTCGHSA enrichment
  43. 2026-07-12 01:08 UTCGHSA enrichment
  44. 2026-07-11 21:13 UTCGHSA enrichment
  45. 2026-07-11 17:17 UTCGHSA enrichment
  46. 2026-07-11 13:22 UTCGHSA enrichment
  47. 2026-07-11 09:27 UTCGHSA enrichment
  48. 2026-07-11 08:27 UTCEPSS rescore
  49. 2026-07-11 08:27 UTCEPSS rescore
  50. 2026-07-11 05:31 UTCGHSA enrichment
  51. 2026-07-11 01:35 UTCGHSA enrichment
  52. 2026-07-10 21:37 UTCGHSA enrichment
  53. 2026-07-10 17:41 UTCGHSA enrichment
  54. 2026-07-10 13:45 UTCGHSA enrichment
  55. 2026-07-10 09:47 UTCGHSA enrichment
  56. 2026-07-10 05:51 UTCGHSA enrichment
  57. 2026-07-10 01:54 UTCGHSA enrichment
  58. 2026-07-09 21:59 UTCGHSA enrichment
  59. 2026-07-09 19:10 UTCEPSS rescore
  60. 2026-07-09 19:10 UTCEPSS rescore
  61. 2026-07-09 18:02 UTCGHSA enrichment
  62. 2026-07-09 14:06 UTCGHSA enrichment
  63. 2026-07-09 10:11 UTCGHSA enrichment
  64. 2026-07-09 06:16 UTCGHSA enrichment
  65. 2026-07-09 02:20 UTCGHSA enrichment
  66. 2026-07-08 22:24 UTCGHSA enrichment
  67. 2026-07-08 18:28 UTCGHSA enrichment
  68. 2026-07-08 15:16 UTCEPSS rescore
  69. 2026-07-08 15:16 UTCEPSS rescore
  70. 2026-07-08 14:33 UTCGHSA enrichment
  71. 2026-07-08 10:36 UTCGHSA enrichment
  72. 2026-07-08 06:38 UTCGHSA enrichment
  73. 2026-07-08 02:43 UTCGHSA enrichment
  74. 2026-07-07 22:47 UTCGHSA enrichment
  75. 2026-07-07 18:51 UTCGHSA enrichment

Related CVEs(same CWE)

Frequently asked(5)

What is CVE-2026-57677?
CVE-2026-57677 is a critical vulnerability published on July 2, 2026. Unauthenticated PHP Object Injection in Novalnet Payment Gateway for WooCommerce <= 12.10.3 versions.
When was CVE-2026-57677 disclosed?
CVE-2026-57677 was first published in the National Vulnerability Database on July 2, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-57677 actively exploited?
CVE-2026-57677 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 74.9% of all scored CVEs.
What is the CVSS score of CVE-2026-57677?
CVE-2026-57677 has a CVSS v3 base score of 9.8 (NVD).
How do I remediate CVE-2026-57677?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-57677, 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.

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