CVE-2026-9822

MEDIUMPre-NVD 6.56.5—
EchelonGraph scoreMEDIUM confidence

Score 6.5 from GitHub Security Advisory published 2026-06-19. CISA-ADP (Vulnrichment) CVSS v3.1 baseline 6.5; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: cisa-adp, epss, ghsa
6.5EG
EchelonGraph verdictMonitorLow exploitation likelihood right now — keep watching.
  • Lower severity and no public exploit yet
CISA-KEV: Not listedEPSS PROB: 0%CVSS: 6.5Exploit: None knownExposed: 0

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

The WP Hotel Booking WordPress plugin before 2.3.1 does not enforce capability checks in several of its AJAX handlers, allowing authenticated users with Subscriber-level access to read other users' booking line items, enumerate active coupons, and read pricing data.

CVSS v3
6.5
EG Score
6.5(medium)
EG Risk
34(Track)
EG Risk 34/100SSVC: 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
Severity65% × 45%
Exploitation0% × 40%
Automatability30% × 15%
Action: Routine — remediate on your standard cadence.
EPSS PROB
0%
EPSS %ILE
27%
KEV
Not listed

Published

June 19, 2026

Last Modified

June 22, 2026

Advisory Details (1)

Auto-updated Jun 22, 2026
🔬 Proof of concept available. No patch confirmed yet.
generic🟡 PoC Available

WP Hotel Booking < 2.3.1 – Subscriber+ Missing Authorization in Multiple AJAX Handlers | CVE 2026-9822 | Plugin Vulnerabilities

https://wpscan.com/vulnerability/107fe41a-c5d9-4547-b413-bbd77cbab986/

Vendor Advisories for CVE-2026-9822(1)

These vendors published their own advisory mentioning this CVE — often with vendor-specific remediation steps + affected product lists not in NVD.

Data Freshness Timeline

(refreshed 6× in last 7d / 49× 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 157 total refreshes for this CVE.

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

Frequently asked(5)

What is CVE-2026-9822?
CVE-2026-9822 is a medium vulnerability published on June 19, 2026. The WP Hotel Booking WordPress plugin before 2.3.1 does not enforce capability checks in several of its AJAX handlers, allowing authenticated users with Subscriber-level access to read other users' booking line items, enumerate active coupons, and read pricing data.
When was CVE-2026-9822 disclosed?
CVE-2026-9822 was first published in the National Vulnerability Database on June 19, 2026, with the most recent update on June 22, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-9822 actively exploited?
CVE-2026-9822 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 72.9% of all scored CVEs.
What is the CVSS score of CVE-2026-9822?
CVE-2026-9822 has a CVSS v3.1 base score of 6.5 (CISA-ADP / Vulnrichment enrichment; NVD's own analysis pending).
How do I remediate CVE-2026-9822?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-9822, 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

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