An issue was discovered in certain Apple products. iOS before 10.3.3 is affected. Safari before 10.1.2 is affected. iCloud before 6.2.2 on Windows is affected. iTunes before 12.6.2 on Windows is affected. tvOS before 10.2.2 is affected. The issue involves the "WebKit" component. It allows remote attackers to execute arbitrary code or cause a denial of service (memory corruption and application crash) via a crafted web site.
CVE-2017-7039
Score 8.8 from GitHub Security Advisory (severity: HIGH) published 2022-05-14. NVD baseline CVSS 8.8; sources differ by 0.0.
- High severity, but no confirmed exploitation yet
A fix is available — apply it.
- CVSS v3
- 8.8
- EG Score
- 8.8(medium)
- EPSS
- 92.8%
- KEV
- Not listed
Published
July 20, 2017
Last Modified
May 13, 2026
References (18)
- product-security@applehttp://www.securityfocus.com/bid/99885
- product-security@applehttp://www.securitytracker.com/id/1038950
- product-security@applehttps://security.gentoo.org/glsa/201710-14
- product-security@applehttps://support.apple.com/HT207921
- product-security@applehttps://support.apple.com/HT207923
- product-security@applehttps://support.apple.com/HT207924
- product-security@applehttps://support.apple.com/HT207927
- product-security@applehttps://support.apple.com/HT207928
- product-security@applehttps://www.exploit-db.com/exploits/42362/
- af854a3a-2127-422b-91ae-364da2661108http://www.securityfocus.com/bid/99885
- af854a3a-2127-422b-91ae-364da2661108http://www.securitytracker.com/id/1038950
- af854a3a-2127-422b-91ae-364da2661108https://security.gentoo.org/glsa/201710-14
- af854a3a-2127-422b-91ae-364da2661108https://support.apple.com/HT207921
- af854a3a-2127-422b-91ae-364da2661108https://support.apple.com/HT207923
- af854a3a-2127-422b-91ae-364da2661108https://support.apple.com/HT207924
Patch Availability(1)
| Vendor / Ecosystem | Fixed in / Patch | Released | Source |
|---|---|---|---|
| ubuntu | libwebkit2gtk-4.0-37 (2.16.6-0ubuntu0.17.04.1) @ zesty | 2026-05-22 | ubuntu |
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.
All Vendor Advisories
(1)
Every vendor that published an advisory referencing this CVE — pulled from our cve_vendor_advisories aggregation. Click any row for the vendor's original advisory page.
Data Freshness Timeline
(refreshed 12× in last 7d / 46× 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 102 total refreshes for this CVE.
- 2026-07-07 13:42 UTCEPSS rescore
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- 2026-06-23 03:00 UTCOSV refresh
- 2026-06-22 14:23 UTCEPSS rescore
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- 2026-06-21 14:54 UTCEPSS rescore
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- 2026-06-06 13:45 UTCEPSS rescore
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- 2026-06-05 23:23 UTCOSV refresh
- 2026-06-05 22:44 UTCEPSS rescore
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- 2026-05-22 11:35 UTCEG score recompute
- 2026-05-22 11:35 UTCVendor advisory
- 2026-05-22 11:35 UTCGHSA enrichment
- 2026-05-21 22:40 UTCEPSS rescore
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- 2026-05-18 21:30 UTCEPSS rescore
Publicly available exploits
(1 reference)Working exploit code is in the public domain (1 Exploit-DB entry). Defenders should treat patch urgency accordingly — public PoCs typically lead to mass-exploitation within 24-72 hours.
- Exploit-DBEDB-42362✓ verifiedFirst seen Jul 24, 2017
WebKit - 'WebCore::Node::nextSibling' Use-After-Free
Open source ↗
Related CVEs(same vendor)
Frequently asked(5)
What is CVE-2017-7039?
When was CVE-2017-7039 disclosed?
Is CVE-2017-7039 actively exploited?
What is the CVSS score of CVE-2017-7039?
How do I remediate CVE-2017-7039?
Dependency Blast Radius
Explore the affected products and dependency analysis for CVE-2017-7039
Is Your Infrastructure Affected by CVE-2017-7039?
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