CVE-2023-41064

HIGHNVD 7.89.0▲
EchelonGraph scoreHIGH confidence

Score elevated to 9.0 because this CVE is listed on the CISA Known Exploited Vulnerabilities catalog (added 2023-09-11), indicating real-world exploitation has been confirmed by US federal agencies. NVD baseline CVSS 7.8 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
7.8
EchelonGraph verdictPatch nowTreat as an emergency — this is being exploited.
  • Actively exploited in the wild (CISA-KEV)
CISA-KEV: ExploitedEPSS: 15%CVSS: 7.8Exploit: NoneExposed: 0

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

A buffer overflow issue was addressed with improved memory handling. This issue is fixed in iOS 16.6.1 and iPadOS 16.6.1, macOS Monterey 12.6.9, macOS Ventura 13.5.2, iOS 15.7.9 and iPadOS 15.7.9, macOS Big Sur 11.7.10. Processing a maliciously crafted image may lead to arbitrary code execution. Apple is aware of a report that this issue may have been actively exploited.

CVSS v3
7.8
EG Score
9.0(high)
EG Risk
96(Act)
EG Risk 96/100SSVC: 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
Severity90% × 45%
Exploitation100% × 40%
Automatability100% × 15%
Action: Fix now — active exploitation, automatable, high impact.
EPSS
96.4%
KEV
⚠ Exploited

Published

September 7, 2023

Last Modified

June 17, 2026

Advisory Details (6)

Auto-updated Jun 4, 2026
⚠️ Active exploitation confirmed. No patch confirmed yet.
generic🔴 Active Exploitation

About the security content of iOS 15.7.9 and iPadOS 15.7.9 - Apple Support

https://support.apple.com/en-us/HT213913
generic🔴 Active Exploitation

About the security content of macOS Ventura 13.5.2 - Apple Support

https://support.apple.com/en-us/HT213906
generic🔴 Active Exploitation

About the security content of iOS 16.6.1 and iPadOS 16.6.1 - Apple Support

https://support.apple.com/en-us/HT213905
generic🔴 Active Exploitation

oss-security - CVE-2023-4863: libwebp: Heap buffer overflow in WebP Codec

http://www.openwall.com/lists/oss-security/2023/09/21/4
generic🔴 Active Exploitation

About the security content of macOS Big Sur 11.7.10 - Apple Support

https://support.apple.com/en-us/HT213915
generic🔴 Active Exploitation

About the security content of macOS Monterey 12.6.9 - Apple Support

https://support.apple.com/en-us/HT213914

Weakness Classification(1)

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

Data Freshness Timeline

(refreshed 38× in last 7d / 205× 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 405 total refreshes for this CVE.

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

Publicly available exploits

(1 reference)

Working exploit code is in the public domain (1 GitHub PoC). Defenders should treat patch urgency accordingly — public PoCs typically lead to mass-exploitation within 24-72 hours.

Frequently asked(6)

What is CVE-2023-41064?
CVE-2023-41064 is a high vulnerability published on September 7, 2023. A buffer overflow issue was addressed with improved memory handling. This issue is fixed in iOS 16.6.1 and iPadOS 16.6.1, macOS Monterey 12.6.9, macOS Ventura 13.5.2, iOS 15.7.9 and iPadOS 15.7.9, macOS Big Sur 11.7.10. Processing a maliciously crafted image may lead to arbitrary code execution.…
When was CVE-2023-41064 disclosed?
CVE-2023-41064 was first published in the National Vulnerability Database on September 7, 2023, with the most recent update on June 17, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2023-41064 actively exploited?
Yes. CISA added CVE-2023-41064 to the Known Exploited Vulnerabilities catalog on September 11, 2023, affecting Apple iOS, iPadOS, and macOS. KEV listing indicates confirmed exploitation in the wild; this CVE warrants immediate patching attention.
What is the CVSS score of CVE-2023-41064?
CVE-2023-41064 has a CVSS v3 base score of 7.8 (NVD). EchelonGraph synthesises NVD + CISA KEV + FIRST EPSS + GHSA into a combined EG score of 9.0.
Which products are affected by CVE-2023-41064?
CVE-2023-41064 affects Apple iOS, iPadOS, and macOS. 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-2023-41064?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2023-41064, 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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