How severe is CVE-2011-1298?

CVE-2011-1298 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.

Is CVE-2011-1298 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (54th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2011-1298?

CVE-2011-1298 affects Google Blink. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2011-1298?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

When was CVE-2011-1298 published?

CVE-2011-1298 was published on 2019-11-06 and last updated on 2026-06-16.

CVE-2011-1298

CVE-2011-1298 is a high-severity vulnerability in Google Blink with a CVSS 3.x base score of 7.5. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-190.

Key facts

Severity: High (CVSS 3.x base score 7.5)
CVSS v2: 5.0
EPSS exploit prediction: 1% (54th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-190
Affected product: Google Blink
Published: 2019-11-06
Last modified: 2026-06-16

Description

An Integer Overflow exists in WebKit in Google Chrome before Blink M11 in the macOS WebCore::GraphicsContext::fillRect function.

Frequently asked questions

What is CVE-2011-1298?: An Integer Overflow exists in WebKit in Google Chrome before Blink M11 in the macOS WebCore::GraphicsContext::fillRect function.
How severe is CVE-2011-1298?: CVE-2011-1298 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.
Is CVE-2011-1298 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (54th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2011-1298?: CVE-2011-1298 affects Google Blink. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2011-1298?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2011-1298 published?: CVE-2011-1298 was published on 2019-11-06 and last updated on 2026-06-16.

References

Affected products (1)

cpe:2.3:a:google:blink:*:*:*:*:*:chromium:*:*

More vulnerabilities in Google Blink

CVE-2011-2337 — Critical (CVSS 9.8): A wrong type is used for a return value from strlen in WebKit in Google Chrome before Blink M12 on 64-bit platforms.
CVE-2011-1460 — Critical (CVSS 9.8): WebKit in Google Chrome before Blink M11 contains a bad cast to RenderBlock when anonymous blocks are renderblocks.
CVE-2011-2335 — High (CVSS 7.5): A double-free vulnerability exists in WebKit in Google Chrome before Blink M12 in the WebCore::CSSSelector function.
CVE-2011-1803 — Medium (CVSS 6.5): An issue exists in third_party/WebKit/Source/WebCore/svg/animation/SVGSMILElement.h in WebKit in Google Chrome before…
CVE-2011-1802 — Medium (CVSS 6.5): WebKit in Google Chrome before Blink M11 and M12 does not properly handle counter nodes, which allows remote attackers…
CVE-2011-2334 — Medium (CVSS 6.5): Use after free vulnerability exists in WebKit in Google Chrome before Blink M12 in RenderLayerwhen removing elements…

All CVEs affecting Google Blink →

Other CWE-190 (Integer Overflow or Wraparound) vulnerabilities

CVE-2026-4689 — Critical (CVSS 10.0): Sandbox escape due to incorrect boundary conditions, integer overflow in the XPCOM component. This vulnerability was…
CVE-2026-24814 — Critical (CVSS 10.0): Integer Overflow or Wraparound vulnerability in swoole swoole-src (thirdparty/hiredis modules). This vulnerability is…
CVE-2025-64721 — Critical (CVSS 10.0): Sandboxie is a sandbox-based isolation software for 32-bit and 64-bit Windows NT-based operating systems. In versions…
CVE-2015-5108 — Critical (CVSS 10.0): Integer overflow in Adobe Reader and Acrobat 10.x before 10.1.15 and 11.x before 11.0.12, Acrobat and Acrobat Reader DC…
CVE-2015-5097 — Critical (CVSS 10.0): Integer overflow in Adobe Reader and Acrobat 10.x before 10.1.15 and 11.x before 11.0.12, Acrobat and Acrobat Reader DC…
CVE-2013-2555 — Critical (CVSS 10.0): Integer overflow in Adobe Flash Player before 10.3.183.75 and 11.x before 11.7.700.169 on Windows and Mac OS X, before…

Browse all CWE-190 (Integer Overflow or Wraparound) vulnerabilities →