CVE-2017-2504
It allows remote attackers to conduct Universal XSS (UXSS) attacks via a crafted web site that improperly interacts with WebKit Editor commands.
Does this matter?
A public exploit is published in Exploit-DB (verified), so the technical barrier is gone even though the severity is medium and EPSS is 3.3%. Treat it as high on anything reachable from the internet.
Description
An issue was discovered in certain Apple products. iOS before 10.3.2 is affected. Safari before 10.1.1 is affected. tvOS before 10.2.1 is affected. The issue involves the "WebKit" component. It allows remote attackers to conduct Universal XSS (UXSS) attacks via a crafted web site that improperly interacts with WebKit Editor commands.
- CVSS 3.0
- 6.1 MEDIUMCVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
- EPSS
- 3.35% probability · 89th percentile
- Public exploits
- 1 in Exploit-DB · verified · first 25 May 2017
- CISA KEV
- Not listed
- Weakness
- CWE-79
- Affected
- apple/safari · apple/iphone os · apple/tvos
- Source
- product-security@apple.com
EPSS moved from 4.5% on 21 September 2026 to 3.3% on 28 October 2026.
Public exploits (1)
Entries in Exploit-DB that cite this CVE. Links go to the Exploit-DB page and to the file in the public repository; nothing is hosted here. A verified tick means the Exploit-DB team confirmed the exploit works against the stated version.
References
- http://www.securityfocus.com/bid/98473Third Party Advisory, VDB Entry
- http://www.securitytracker.com/id/1038487Third Party Advisory, VDB Entry
- https://security.gentoo.org/glsa/201706-15Third Party Advisory
- https://support.apple.com/HT207798Vendor Advisory
- https://support.apple.com/HT207801Vendor Advisory
- https://support.apple.com/HT207804Vendor Advisory
- https://www.exploit-db.com/exploits/42064/Exploit, Third Party Advisory, VDB Entry
- http://www.securityfocus.com/bid/98473Third Party Advisory, VDB Entry
- http://www.securitytracker.com/id/1038487Third Party Advisory, VDB Entry
- https://security.gentoo.org/glsa/201706-15Third Party Advisory
- https://support.apple.com/HT207798Vendor Advisory
- https://support.apple.com/HT207801Vendor Advisory
- https://support.apple.com/HT207804Vendor Advisory
- https://www.exploit-db.com/exploits/42064/Exploit, Third Party Advisory, VDB Entry
Source: NVD record, EPSS from FIRST.org, KEV from CISA, exploits from Exploit-DB. Refreshed daily. Download this record as JSON.