CVE-2026-49777

CRITICALPre-NVD 10.010.0—
EchelonGraph scoreMEDIUM confidence

Score 10.0 from GitHub Security Advisory (severity: CRITICAL) published 2026-06-05. a secondary CVSS source baseline 10.0; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, secondary
Elevated
10.0EG
EchelonGraph verdictPlan mitigationSerious severity, but no confirmed exploitation yet.
  • High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS PROB: 2.0%CVSS: 10.0Exploit: Elevated riskExposed services: Not assessed

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

Improper Validation of Specified Quantity in Input vulnerability in ShapedPlugin, LLC Product Slider Pro for WooCommerce allows Malicious Software Implanted.

This issue affects Product Slider Pro for WooCommerce: from n/a before 3.5.4.

CVSS v3
10.0
EG Score
10.0CRITICALmedium confidence
EG Risk
76
EG Risk 76/100

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
Severity100% × 45%
Exploitation40% × 40%
Automatability100% × 15%
EPSS PROB
2.0%
EPSS %ILE
80th
KEV
Not listed

Published

June 5, 2026

Last Modified

July 23, 2026

Advisory Details (1)

Auto-updated Oct 8, 2026
No fix on record yet.
generic

Backdoor in WordPress Product Slider Pro for WooCommerce Plugin - Patchstack

https://patchstack.com/database/wordpress/plugin/woo-product-slider-pro/vulnerability/wordpress-product-slider-pro-for-woocommerce-plugin-3-5-2-backdoor-vulnerability?_s_id=cve

Vendor Advisories for CVE-2026-49777(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 6× in last 7d / 22× 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 447 total refreshes for this CVE.

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

Publicly available exploits

(1 reference)

Working exploit code is in the public domain. Defenders should treat patch urgency accordingly — public PoCs typically lead to mass-exploitation within 24-72 hours.

  • Nucleihttp/cves/2026/CVE-2026-49777.yaml
    First seen Jan 1, 2026

    WordPress Product Slider Pro for WooCommerce < 3.5.4 - Supply Chain Backdoor RCE

    Open source ↗

Related CVEs(same CWE)

Frequently asked(5)

What is CVE-2026-49777?
CVE-2026-49777 is a critical vulnerability published on June 5, 2026. Improper Validation of Specified Quantity in Input vulnerability in ShapedPlugin, LLC Product Slider Pro for WooCommerce allows Malicious Software Implanted. This issue affects Product Slider Pro for WooCommerce: from n/a before 3.5.4.
When was CVE-2026-49777 disclosed?
CVE-2026-49777 was first published on June 5, 2026, with the most recent update on July 23, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-49777 actively exploited?
CVE-2026-49777 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 2.0% probability of exploitation in the next 30 days (80th percentile of EPSS-scored CVEs).
What is the CVSS score of CVE-2026-49777?
CVE-2026-49777 has a CVSS base score of 10.0 (a secondary CVSS source that NVD displays; NVD's own analysis pending).
How do I remediate CVE-2026-49777?
No fix for CVE-2026-49777 is confirmed yet. Until one is published, restrict network exposure of the affected system or apply the vendor's mitigation — for example, keep it off the internet or limit it to trusted networks — and watch the vendor's advisory for the fix. The vendor advisories EchelonGraph has for CVE-2026-49777 are linked in the Vendor Advisories panel on this page.

Dependency Blast Radius

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