An Integer Overflow exists in WebKit in Google Chrome before Blink M11 in the macOS WebCore::GraphicsContext::fillRect function.
Conclusion & alert: CVE-2011-1298 is rated High Exploit Risk (61.9/100): CVSS High severity, with low exploitation likelihood (EPSS 0.29%). Core evidence: 1 public exploit reference(s) are indexed (Exploit-DB). Mandatory action: Public exploits are available—assess exposure, apply mitigations, and prioritize patching.
Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.
| EDB-ID | Source | Kind | Published | Link |
|---|---|---|---|---|
| — | nvd_ref | exploit_tag | Exploit-DB ↗ |
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 | 2025-03-30 | 0.60% | 0.29% | -0.31% |
| 2 | 2025-03-29 | 0.29% | 0.60% | +0.31% |
| 3 | 2025-03-17 | — | 0.29% | — |
Full EPSS history (6 records total)
CVSS metrics for this CVE.
| Base score | Version | Severity | Vector | Exploitability | Impact | Score source |
|---|---|---|---|---|---|---|
| 7.5 | 3.1 | HIGH |
|
3.9 | 3.6 | [email protected] |
| 5.0 | 2.0 | MEDIUM |
|
10.0 | 2.9 | [email protected] |
| vendor | priority | summary | link |
|---|---|---|---|
ubuntu
|
medium | CVE-2011-1298 medium priority: Ubuntu including 1 source packages (chromium-browser), 6 status rows across 6 suites (bionic, disco, eoan, trusty, upstream, xenial): not-affected 3, DNE 1, ignored 1, released 1. | https://ubuntu.com/security/CVE-2011-1298 |
| URL | Tags |
|---|---|
| http://trac.webkit.org/changeset/80579 | Mailing List Patch Vendor Advisory |
| http://trac.webkit.org/changeset/81431 | Mailing List Patch Vendor Advisory |
| https://bugs.chromium.org/p/chromium/issues/detail?id=75155 | Exploit Mailing List Vendor Advisory |