CVE-2026-13395

HIGHPre-NVD 8.68.6—
EchelonGraph scoreMEDIUM confidence

Score 8.6 from GitHub Security Advisory (severity: HIGH) published 2026-07-30. CISA-ADP (Vulnrichment) CVSS v3.1 baseline 8.6; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: cisa-adp, epss, ghsa
Trending — 3 sources updated this week
8.6EG
EchelonGraph verdictPlan a fixSerious severity, but no confirmed exploitation yet.
  • High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS PROB: 0%CVSS: 8.6Exploit: None knownExposed: 0

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

The Online Scheduling and Appointment Booking System WordPress plugin before 27.8 does not sanitize or properly cast a user-supplied parameter from its unauthenticated front-end booking requests before using it in a SQL query, allowing unauthenticated attackers to perform SQL injection attacks and extract sensitive data such as password hashes from the database.

CVSS v3
8.6
EG Score
8.6(medium)
EG Risk
54(Track)
EG Risk 54/100SSVC: 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
Severity86% × 45%
Exploitation0% × 40%
Automatability100% × 15%
Action: Routine — remediate on your standard cadence.
EPSS PROB
0%
EPSS %ILE
26%
KEV
Not listed

Published

July 30, 2026

Last Modified

July 30, 2026

Advisory Details (1)

Auto-updated Jul 30, 2026
🔬 Proof of concept available. No patch confirmed yet.
generic🟡 PoC Available

Bookly < 27.8 – Unauthenticated SQL Injection via staff_id | CVE 2026-13395 | Plugin Vulnerabilities

https://wpscan.com/vulnerability/87e75d83-0ffc-4dd1-8839-1d5a90f5ea73/

Vendor Advisories for CVE-2026-13395(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 21× in last 7d / 114× 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 127 total refreshes for this CVE.

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

Frequently asked(5)

What is CVE-2026-13395?
CVE-2026-13395 is a high vulnerability published on July 30, 2026. The Online Scheduling and Appointment Booking System WordPress plugin before 27.8 does not sanitize or properly cast a user-supplied parameter from its unauthenticated front-end booking requests before using it in a SQL query, allowing unauthenticated attackers to perform SQL injection attacks and…
When was CVE-2026-13395 disclosed?
CVE-2026-13395 was first published in the National Vulnerability Database on July 30, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-13395 actively exploited?
CVE-2026-13395 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 73.6% of all scored CVEs.
What is the CVSS score of CVE-2026-13395?
CVE-2026-13395 has a CVSS v3.1 base score of 8.6 (CISA-ADP / Vulnrichment enrichment; NVD's own analysis pending).
How do I remediate CVE-2026-13395?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-13395, 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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