CVE-2025-15672

HIGHPre-NVD 8.18.1—
EchelonGraph scoreMEDIUM confidence

Score 8.1 from GitHub Security Advisory (severity: HIGH) published 2026-08-03. CISA-ADP (Vulnrichment) CVSS v3.1 baseline 8.1; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: cisa-adp, epss, ghsa
Trending — 3 sources updated this week
8.1EG
EchelonGraph verdictPlan a fixSerious severity, but no confirmed exploitation yet.
  • High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS PROB: 0%CVSS: 8.1Exploit: None knownExposed: 0

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

The ChamaWP WordPress plugin before 1.0.13 does not properly validate user input before passing it to a PHP deserialization function, allowing unauthenticated attackers to inject arbitrary PHP objects, which could lead to remote code execution when a suitable gadget chain is present via other installed code.

CVSS v3
8.1
EG Score
8.1(medium)
EG Risk
37(Track)
EG Risk 37/100SSVC: 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
Severity81% × 45%
Exploitation0% × 40%
Automatability0% × 15%
Action: Routine — remediate on your standard cadence.
EPSS PROB
0%
EPSS %ILE
40%
KEV
Not listed

Published

August 3, 2026

Last Modified

August 26, 2026

Advisory Details (1)

Auto-updated Aug 4, 2026
🔬 Proof of concept available. No patch confirmed yet.
generic🟡 PoC Available

Chama < 1.0.13 – Unauthenticated PHP Object Injection | CVE 2025-15672 | Plugin Vulnerabilities

https://wpscan.com/vulnerability/8fcef037-db68-4595-be86-be3bf315c385/

Vendor Advisories for CVE-2025-15672(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 20× in last 7d / 96× 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 170 total refreshes for this CVE.

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

Related CVEs(same CWE)

Frequently asked(5)

What is CVE-2025-15672?
CVE-2025-15672 is a high vulnerability published on August 3, 2026. The ChamaWP WordPress plugin before 1.0.13 does not properly validate user input before passing it to a PHP deserialization function, allowing unauthenticated attackers to inject arbitrary PHP objects, which could lead to remote code execution when a suitable gadget chain is present via other…
When was CVE-2025-15672 disclosed?
CVE-2025-15672 was first published in the National Vulnerability Database on August 3, 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-2025-15672 actively exploited?
CVE-2025-15672 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 60.2% of all scored CVEs.
What is the CVSS score of CVE-2025-15672?
CVE-2025-15672 has a CVSS v3.1 base score of 8.1 (CISA-ADP / Vulnrichment enrichment; NVD's own analysis pending).
How do I remediate CVE-2025-15672?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2025-15672, 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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