CVE-2016-4738: apple iphone_os
Vulnerability summary
CVE-2016-4738 is a high (CVSS 9.3) vulnerability in apple iphone_os. EPSS estimates a 4.13% chance of exploitation in the next 30 days, higher than 90.8% of scored vulnerabilities.
Not severe (CVSS 8.8, network access); no exploitation reported by the 5 checked sources
Source freshness unavailable
How is this decided?Advisory lineage
Upstream 0 · Downstream 9 · Related 9Timeline
- 25-09-2016PublishedVulnerability first disclosed.
- 06-08-2024Last modifiedVulnerability information updated.
Description
libxslt in Apple iOS before 10, OS X before 10.12, tvOS before 10, and watchOS before 3 allows remote attackers to execute arbitrary code or cause a denial of service (memory corruption) via a crafted web site.
CVSS metrics
4 scores · 3 sources · 2 versions- OSV · UbuntuEcosystem advisory · calculated8.8HighCVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
- OSV · DebianEcosystem advisory · calculated8.8HighCVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
EPSS trend
Probability
4.13%
Chance of exploitation in the next 30 days
Percentile
91%
Versus all other CVEs
30-day change
No change 0.00 pp
From 4.13% on 04-10-2026
Known exploited
Compare KEV catalogs
CISA KEVNot in the CISA KEV catalog.
ENISA CNWNot in the ENISA CNW catalog.
CIRCLNot in the CIRCL catalog.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root causeAffected systems
Known conditions: network-reachable, no authentication, user interaction (CVSS vector). Other conditions: not stated in public data.
Debian2 products
- libxslt< 1.1.29-2 | < 1.1.28-2+deb8u2 | < 1.1.26-14.1+deb7u2
- debian_linuxEOL8.0 | 9.0
Mageia1 product
- libxslt< 1.1.29-1.1.mga5
Ubuntu1 product
- libxslt< 1.1.28-2ubuntu0.1 | < 1.1.28-2.1ubuntu0.1
4 vendors · 8 products
References
19 links- lists.apple.com/archives/security-announce/2016/Sep/msg00006.htmlVendor AdvisoryX Refsource APPLEMailing ListREPORT
- lists.apple.com/archives/security-announce/2016/Sep/msg00008.htmlVendor AdvisoryX Refsource APPLEMailing ListREPORT
- lists.apple.com/archives/security-announce/2016/Sep/msg00010.htmlVendor AdvisoryX Refsource APPLEMailing ListREPORT
- lists.apple.com/archives/security-announce/2016/Sep/msg00011.htmlVendor AdvisoryX Refsource APPLEMailing ListREPORT
