CVE-2026-43716

MEDIUMPre-NVD 6.56.5—
EchelonGraph scoreMEDIUM confidence

Score 6.5 from GitHub Security Advisory published 2026-06-29. 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
Trending — Patch released this week
6.5EG
EchelonGraph verdictMonitorLow exploitation likelihood right now — keep watching.
  • Lower severity and no public exploit yet
CISA-KEV: Not listedEPSS PROB: 1%CVSS: 6.5Exploit: None knownExposed: 0

A fix is available — apply it.

The issue was addressed with improved memory handling. This issue is fixed in Safari 26.5.2, iOS 26.5.2 and iPadOS 26.5.2, macOS Tahoe 26.5.2. Processing maliciously crafted web content may lead to an unexpected Safari crash.

CVSS v3
6.5
EG Score
6.5(medium)
EG Risk
29(Track)
EG Risk 29/100SSVC: 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%
Exploitation1% × 40%
Automatability0% × 15%
Action: Routine — remediate on your standard cadence.
EPSS PROB
1%
EPSS %ILE
46%
KEV
Not listed

Published

June 29, 2026

Last Modified

July 27, 2026

Advisory Details (3)

Auto-updated Jun 29, 2026
No patch confirmed yet.
generic

About the security content of Safari 26.5.2 - Apple Support

https://support.apple.com/en-us/127685
generic

About the security content of macOS Tahoe 26.5.2 - Apple Support

https://support.apple.com/en-us/127595
generic

About the security content of iOS 26.5.2 and iPadOS 26.5.2 - Apple Support

https://support.apple.com/en-us/127594

Vendor Advisories for CVE-2026-43716(5)

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

Patch Availability(5)

Vendor / EcosystemFixed in / PatchReleasedSource
redhatwebkit2gtk3-0:2.52.5-1.el8_42026-08-20redhat
redhatwebkit2gtk3-0:2.52.5-1.el9_42026-08-13redhat
redhatwebkit2gtk3-0:2.52.5-1.el9_62026-08-13redhat
redhatwebkit2gtk3-0:2.52.5-1.el8_102026-07-20redhat
redhatwebkit2gtk3-0:2.52.5-1.el9_82026-07-20redhat

Patches are aggregated from vendor advisories (Red Hat, Microsoft, Cisco, GitHub) and package ecosystems (OSV, GHSA). Multiple rows for the same upstream release have been deduplicated.

Affected Packages

(8 across 4 ecosystems)
Debian:11(2)
PackageVulnerable rangeFixed inDependents
webkit2gtk2.32.3-1 ... 2.53.4-1 (246 versions)——
wpewebkit2.32.3-2 ... 2.52.5-1 (90 versions)——
Debian:12(2)
PackageVulnerable rangeFixed inDependents
webkit2gtk2.40.1-1 ... 2.53.4-1 (161 versions)——
wpewebkit2.38.6-1 ... 2.52.5-1 (53 versions)——
Debian:13(2)
PackageVulnerable rangeFixed inDependents
webkit2gtk2.48.3-1 ... 2.52.4-1 (48 versions)2.52.5-1~deb13u1—
wpewebkit2.48.3-1 ... 2.52.5-1 (19 versions)——
Debian:14(2)
PackageVulnerable rangeFixed inDependents
webkit2gtk2.48.3-1 ... 2.52.5-1~deb13u1 (49 versions)2.52.5-1—
wpewebkit2.48.3-1 ... 2.52.4-1 (18 versions)2.52.5-1—

Weakness Classification(2)

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

Additional Vendor Advisories

(1)

Vendors that published advisories for this CVE beyond the curated set above. Broader coverage but minimal per-row detail — click through for the original advisory.

Data Freshness Timeline

(refreshed 30× in last 7d / 114× 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 156 total refreshes for this CVE.

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

Related CVEs(same vendor + same CWE)

Frequently asked(5)

What is CVE-2026-43716?
CVE-2026-43716 is a medium vulnerability published on June 29, 2026. The issue was addressed with improved memory handling. This issue is fixed in Safari 26.5.2, iOS 26.5.2 and iPadOS 26.5.2, macOS Tahoe 26.5.2. Processing maliciously crafted web content may lead to an unexpected Safari crash.
When was CVE-2026-43716 disclosed?
CVE-2026-43716 was first published in the National Vulnerability Database on June 29, 2026, with the most recent update on July 27, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-43716 actively exploited?
CVE-2026-43716 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 1% probability of exploitation in the next 30 days, which ranks it in the top 53.9% of all scored CVEs.
What is the CVSS score of CVE-2026-43716?
CVE-2026-43716 has a CVSS v3.1 base score of 6.5 (CISA-ADP / Vulnrichment enrichment; NVD's own analysis pending).
How do I remediate CVE-2026-43716?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-43716, 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

See which npm, PyPI, Go, and Maven packages are affected by CVE-2026-43716

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