CVE-2025-31200

CRITICALNVD 9.89.8—
EchelonGraph scoreHIGH confidence

Score elevated to 9.8 because this CVE is listed on the CISA Known Exploited Vulnerabilities catalog (added 2025-04-17), indicating real-world exploitation has been confirmed by US federal agencies. NVD baseline CVSS 9.8 retained for reference. Confidence: HIGH.

Triggered by: CISA KEV (actively exploited)
Sources: cisa_kev, epss, ghsa, nvd
Trending — 4 sources updated this weekExploited in the wild
9.8EG
EchelonGraph verdictPatch nowTreat as an emergency — this is being exploited.
  • Actively exploited in the wild (CISA-KEV)
CISA-KEV: ExploitedEPSS PROB: 19%CVSS: 9.8Exploit: cisa kev · ssvc active · epss top5pct · public exploitExposed: 0

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

A memory corruption issue was addressed with improved bounds checking. This issue is fixed in iOS 18.4.1 and iPadOS 18.4.1, macOS Sequoia 15.4.1, tvOS 18.4.1, visionOS 2.4.1, watchOS 11.5. Processing an audio stream in a maliciously crafted media file may result in code execution. Apple is aware of a report that this issue may have been exploited in an extremely sophisticated attack against specific targeted individuals on versions of iOS released before iOS 18.4.1.

CVSS v3
9.8
EG Score
9.8(high)
EG Risk
99(Act)
EG Risk 99/100SSVC: Act

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%
Exploitation100% × 40%
Automatability100% × 15%
Action: Fix now — active exploitation, automatable, high impact.
EPSS PROB
19%
EPSS %ILE
97%
KEV
⚠ Exploited

Published

April 16, 2025

Last Modified

April 3, 2026

Advisory Details (10)

Auto-updated Sep 24, 2026
No patch confirmed yet.
generic

Full Disclosure: Re: [FD] Full Disclosure: CVE-2025-31200 & CVE-2025-31201 – 0-Click iMessage Chain → Secure Enclave Key Theft, Wormable RCE, Crypto Theft

http://seclists.org/fulldisclosure/2025/Oct/4
generic

Full Disclosure: Re: [FD] Full Disclosure: CVE-2025-31200 & CVE-2025-31201 – 0-Click iMessage Chain → Secure Enclave Key Theft, Wormable RCE, Crypto Theft

http://seclists.org/fulldisclosure/2025/Oct/0
generic

Full Disclosure: APPLE-SA-05-12-2025-6 watchOS 11.5

http://seclists.org/fulldisclosure/2025/May/10
generic

Full Disclosure: Full Disclosure: CVE-2025-31200 & CVE-2025-31201 – 0-Click iMessage Chain → Secure Enclave Key Theft, Wormable RCE, Crypto Theft

http://seclists.org/fulldisclosure/2025/Jun/14
generic

Full Disclosure: APPLE-SA-04-16-2025-4 visionOS 2.4.1

http://seclists.org/fulldisclosure/2025/Apr/26
generic

About the security content of watchOS 11.5 - Apple Support

https://support.apple.com/en-us/122722
generic

About the security content of visionOS 2.4.1 - Apple Support

https://support.apple.com/en-us/122402
generic

About the security content of tvOS 18.4.1 - Apple Support

https://support.apple.com/en-us/122401
generic

About the security content of macOS Sequoia 15.4.1 - Apple Support

https://support.apple.com/en-us/122400
generic

About the security content of iOS 18.4.1 and iPadOS 18.4.1 - Apple Support

https://support.apple.com/en-us/122282

Weakness Classification(2)

MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.

Data Freshness Timeline

(refreshed 54× in last 7d / 232× 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 924 total refreshes for this CVE.

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

Publicly available exploits

(4 references)

Working exploit code is in the public domain (4 GitHub PoCs). Defenders should treat patch urgency accordingly — public PoCs typically lead to mass-exploitation within 24-72 hours.

  • GitHub PoChunters-sec/CVE-2025-31200
    First seen Aug 28, 2025

    IOS audio buffer overflow CVE-2025-31200 POC

    Open source ↗
  • GitHub PoCserundengsapi/CVE-2025-31200-iOS-AudioConverter-RCE
    First seen May 22, 2025

    Public disclosure of CVE-2025-31200 – Zero-click RCE in iOS 18.X via AudioConverterService and malicious audio file.

    Open source ↗
  • GitHub PoCJGoyd/iOS-Attack-Chain-CVE-2025-31200-CVE-2025-31201
    First seen May 17, 2025

    CVE-2025-31200 is a zero-day, zero-click RCE in iOS CoreAudio’s AudioConverterService, triggered by a malicious audio file via iMessage/SMS. Exploitation bypassed Blastdoor, enabled kernel escalation (CVE-2025-31201), and allowed token theft until patched in iOS 18.4.1 (Apr 16, 2025).

    Open source ↗
  • GitHub PoCzhuowei/apple-positional-audio-codec-invalid-header
    First seen Apr 21, 2025

    CVE-2025-31200 - @Noahhw46 figured it out

    Open source ↗

Related CVEs(same CWE)

Frequently asked(6)

What is CVE-2025-31200?
CVE-2025-31200 is a critical vulnerability published on April 16, 2025. A memory corruption issue was addressed with improved bounds checking. This issue is fixed in iOS 18.4.1 and iPadOS 18.4.1, macOS Sequoia 15.4.1, tvOS 18.4.1, visionOS 2.4.1, watchOS 11.5. Processing an audio stream in a maliciously crafted media file may result in code execution. Apple is aware of…
When was CVE-2025-31200 disclosed?
CVE-2025-31200 was first published in the National Vulnerability Database on April 16, 2025, with the most recent update on April 3, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2025-31200 actively exploited?
Yes. CISA added CVE-2025-31200 to the Known Exploited Vulnerabilities catalog on April 17, 2025, affecting Apple Multiple Products. KEV listing indicates confirmed exploitation in the wild; this CVE warrants immediate patching attention.
What is the CVSS score of CVE-2025-31200?
CVE-2025-31200 has a CVSS v3 base score of 9.8 (NVD).
Which products are affected by CVE-2025-31200?
CVE-2025-31200 affects Apple Multiple Products. The full affected-products list, including version ranges and fixed versions, is shown in the Affected Packages section of this page.
How do I remediate CVE-2025-31200?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2025-31200, 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-2025-31200

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