WebKit, as used in Apple Safari before 6.1.1 and 7.x before 7.0.1, allows remote attackers to execute arbitrary code or cause a denial of service (memory corruption and application crash) via a crafted web site, a different vulnerability than other WebKit CVEs listed in APPLE-SA-2013-12-16-1.
Conclusion & alert: CVE-2013-5196 is rated Moderate Risk (57.4/100): CVSS Medium severity, with medium exploitation likelihood (EPSS 2.12%). Core evidence: EPSS rose +1.02% over the last day, indicating growing attacker interest. Mandatory action: Review affected assets and schedule remediation.
Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.
EPSS lead: Daily EPSS estimates relative likelihood of exploitation; percentile ranks this CVE among scored vulnerabilities (higher = more severe relative rank).
| # | Date | Old EPSS score | New EPSS score | Delta (New - Old) |
|---|---|---|---|---|
| 1 | 2025-05-25 | 1.10% | 2.12% | +1.02% |
| 2 | 2025-03-30 | 1.48% | 1.10% | -0.38% |
| 3 | 2025-03-29 | — | 1.48% | — |
Full EPSS history (10 records total)
CVSS metrics for this CVE.
| Base score | Version | Severity | Vector | Exploitability | Impact | Score source |
|---|---|---|---|---|---|---|
| 6.8 | 2.0 | MEDIUM |
|
8.6 | 6.4 | [email protected] |
| vendor | priority | summary | link |
|---|---|---|---|
ubuntu
|
medium | CVE-2013-5196 medium priority: Ubuntu including 4 source packages (qtwebkit-opensource-src, qtwebkit-source, webkit, webkitgtk), 47 status rows across 12 suites (lucid, precise, quantal, raring, saucy, trusty, upstream, utopic, vivid, wily, xenial, yakkety): ignored 23, DNE 17, needs-triage 4, not-affected 3. | https://ubuntu.com/security/CVE-2013-5196 |
| Vendor | Product | Version | Raw CPE |
|---|---|---|---|
| apple | itunes | <= 12.0 | cpe:2.3:a:apple:itunes:*:*:*:*:*:*:*:* |
| apple | iphone_os | <= 7.0.6 | cpe:2.3:o:apple:iphone_os:*:*:*:*:*:*:*:* |
| apple | tvos | <= 6.0.2 | cpe:2.3:o:apple:tvos:*:*:*:*:*:*:*:* |
| apple | safari | <= 6.1 | cpe:2.3:a:apple:safari:*:*:*:*:*:*:*:* |
| apple | safari | 6.0 | cpe:2.3:a:apple:safari:6.0:*:*:*:*:*:*:* |
| apple | safari | 6.0.1 | cpe:2.3:a:apple:safari:6.0.1:*:*:*:*:*:*:* |
| apple | safari | 6.0.2 | cpe:2.3:a:apple:safari:6.0.2:*:*:*:*:*:*:* |
| apple | safari | 6.0.3 | cpe:2.3:a:apple:safari:6.0.3:*:*:*:*:*:*:* |
| apple | safari | 6.0.4 | cpe:2.3:a:apple:safari:6.0.4:*:*:*:*:*:*:* |
| apple | safari | 6.0.5 | cpe:2.3:a:apple:safari:6.0.5:*:*:*:*:*:*:* |
| apple | safari | 7.0 | cpe:2.3:a:apple:safari:7.0:*:*:*:*:*:*:* |
| apple | webkit | — | cpe:2.3:a:apple:webkit:*:*:*:*:*:*:*:* |
| URL | Tags |
|---|---|
| http://archives.neohapsis.com/archives/bugtraq/2013-12/0086.html | Broken Link |
| http://archives.neohapsis.com/archives/bugtraq/2013-12/0087.html | Broken Link |
| http://support.apple.com/kb/HT6162 | Vendor Advisory |
| http://support.apple.com/kb/HT6163 | Vendor Advisory |
| https://support.apple.com/kb/HT6537 | Vendor Advisory |