SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2017-2510

It allows remote attackers to conduct Universal XSS (UXSS) attacks via a crafted web site that improperly interacts with pageshow events.

EXPLOIT ✓MEDIUM 6.1EPSS 3.92%

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 3.9%. 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. 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 pageshow events.

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
3.92% probability · 90th 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
Source
product-security@apple.com
EPSS trend
0%3%5%27 October 2026: 3.92%27 October 202627 October 2026

EPSS 3.9% since 27 October 2026; no change recorded yet. Points are recorded when the score first appears and whenever it moves by a percentage point or more.

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.

EDB-IDTitleTypePublishedVerified
EDB-42067source ↗WebKit - 'enqueuePageshowEvent' / 'enqueuePopstateEvent' Universal Cross-Site Scriptingmultiple · Google Security Researchwebapps25 May 2017yes

Source: NVD record, EPSS from FIRST.org, KEV from CISA, exploits from Exploit-DB. Refreshed daily. Download this record as JSON.