Background exploitation KEV catalog No authentication
CVE-2019-5786

Google Chrome Blink Use-After-Free Vulnerability

Object lifetime issue in Blink in Google Chrome prior to 72.0.3626.121 allowed a remote attacker to potentially perform out of bounds memory access via a crafted HTML page.

CheckOps priority index
6.8/10 Patch within 7 days
Severity6.5
Probability6.1
Exploitation4/5

Severity = CVSS. Probability = EPSS (FIRST). Exploitation = public signals: KEV, EUVD, ransomware, EPSS above 10 %, no account required.

EPSS · today 61.1% higher than 99.2% of CVEs
CVSS 3.1 6.5 AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:
Exploited for 1,625 days 23 May 2022
CISA due date 13 Jun 2022 for US federal agencies

Exploitation probability EPSS · FIRST

05010026 Sep05 Oct15 Oct24 Oct02 Nov
EPSS probability (%)Percentile among all CVEs

Exploitation signals 4 / 5

  • KEV catalog (CISA)23 May 2022
  • Exploited in EUVD (ENISA)23 May 2022
  • Used by ransomwareno
  • EPSS above 10 %61.1%
  • No account, over the networkyes

What to do

Fix

Update to a fixed version: 1.13.0

CISA guidance: Apply updates per vendor instructions.

Meanwhile

Take the service off the internet or restrict access to it, watch the logs and look for signs of compromise.

Manufacturers (CRA)

Exploited vulnerability in your product: early warning to ENISA within 24 h, then notification within 72 h (Article 14 of the Cyber Resilience Act). The CRA explained

Affected products

ChromeChrome Blink
Affected versions
  • unspecified <72.0.3626.121
Weaknesses (CWE)

Open source packages OSV

  • puppeteernpm · GHSA-c2gp-86p4-5935
    fixed in 1.13.0

Timeline

  1. Published

  2. Exploitation reported (ENISA)

  3. Added to the KEV catalog

  4. CISA remediation due date

  5. EPSS peak: 61.1%

References

Other exploited vulnerabilities from the same vendor

  • CVE-2026-111497Google Brotli Unchecked Return Value Vulnerability
    8.6 · Rising fast
  • CVE-2026-58704Google Pixel Improper Authorization Vulnerability
    4.7 · Actively exploited
  • CVE-2026-87491Google Chromium V8 Out of Bounds Write Vulnerability
    5.4 · Actively exploited
  • CVE-2026-85046Google Chromium V8 Type Confusion Vulnerability
    5.4 · Actively exploited
  • CVE-2026-11645Google Chromium V8 Out-of-Bounds Read and Write Vulnerability
    5.4 · Actively exploited
  • CVE-2026-5281Google Dawn Use-After-Free Vulnerability
    6.3 · Background exploitation

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Sources: CISA KEV · ENISA EUVD · FIRST EPSS · OSV. Public data aggregated by CheckOps, updated automatically. Source texts remain the property of their authors. All exploited vulnerabilities