CVE-2026-32563

CRITICALPre-NVD 9.89.8—
EchelonGraph scoreHIGH confidence

Score 9.8 from GitHub Security Advisory (severity: CRITICAL) published 2026-08-25. 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.

Subscriber PHP Object Injection in ACPT (Pro) - Custom Post Types Plugin for WordPress <= 2.0.63 versions.

CVSS v3
9.8
EG Score
9.8(high)
EG Risk
59(Track)
EG Risk 59/100SSVC: 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%
Automatability100% × 15%
Action: Routine — remediate on your standard cadence.
EPSS PROB
0%
EPSS %ILE
36%
KEV
Not listed

Published

August 24, 2026

Last Modified

August 26, 2026

Advisory Details (1)

Auto-updated Sep 16, 2026
Patch available.
generic Patch Available

PHP Object Injection in WordPress ACPT (Pro) - Custom Post Types Plugin for WordPress Plugin - Patchstack

https://patchstack.com/database/wordpress/plugin/advanced-custom-post-type/vulnerability/wordpress-acpt-pro-custom-post-types-plugin-for-wordpress-plugin-2-0-63-php-object-injection-vulnerability?_s_id=cve

Vendor Advisories for CVE-2026-32563(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 52× in last 7d / 204× 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 204 total refreshes for this CVE.

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

Related CVEs(same CWE)

Frequently asked(5)

What is CVE-2026-32563?
CVE-2026-32563 is a critical vulnerability published on August 24, 2026. Subscriber PHP Object Injection in ACPT (Pro) - Custom Post Types Plugin for WordPress <= 2.0.63 versions.
When was CVE-2026-32563 disclosed?
CVE-2026-32563 was first published in the National Vulnerability Database on August 24, 2026, with the most recent update on August 26, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-32563 actively exploited?
CVE-2026-32563 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 63.5% of all scored CVEs.
What is the CVSS score of CVE-2026-32563?
CVE-2026-32563 has a CVSS v3 base score of 9.8 (NVD).
How do I remediate CVE-2026-32563?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-32563, 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-2026-32563

Explore →

Is Your Infrastructure Affected by CVE-2026-32563?

EchelonGraph automatically scans your cloud infrastructure and maps CVE exposure using blast radius analysis.

Start Free Scan →Browse All CVEs