CVE-2016-1646

Exploitation

Exploited in the wild. Listed in the CISA Known Exploited Vulnerabilities catalog on 2022-06-08. Federal remediation due 2022-06-22.

SSVC decision

• ExploitationactiveCISA reports credible evidence of active exploitation.
• AutomatablenoAt least one step from reconnaissance to exploitation cannot be reliably automated.
• Technical ImpacttotalSuccessful exploitation gives total control of the vulnerable component.

CISA publishes the decision points, not a final SSVC decision. The decision also depends on mission and well-being impact, which is a property of your deployment rather than of the vulnerability.

EPSS probability

48.11% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 98.8% of scored records. A rank, not a probability.

NVD base score

8.8 (CVSS v3.x), scored by the NVD independently of the CNA.

NVD CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

NVD analysis status

Analyzed. NVD last modified this record on 2026-06-17.

Red Hat severity

Important. Red Hat's rating for its own products, not a CVSS rating.

Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.

Published

2016-03-29 10:00Z10 YR AGO

Last updated

2025-10-21 23:55Z10 MO AGO

Reserved

2016-01-12

Assigning CNA

Chrome

Record state

PUBLISHED

Severity

High (CVSS 8.8)

CNA CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Weaknesses

• CWE-125Out-of-bounds ReadBase

Data version

5.1

Document digest

50181593ca8a0dafe0e746b82b4bdd9d231ac2312f31f16599be833d48ba8f22

• rhn.redhat.comRHSA-2016:0525http://rhn.redhat.com/errata/RHSA-2016-0525.htmlvendor-advisoryx_refsource_REDHAT
• lists.opensuse.orgopenSUSE-SU-2016:0929http://lists.opensuse.org/opensuse-security-announce/2016-04/msg00000.htmlvendor-advisoryx_refsource_SUSE
• lists.opensuse.orgopenSUSE-SU-2016:1059http://lists.opensuse.org/opensuse-security-announce/2016-04/msg00039.htmlvendor-advisoryx_refsource_SUSE
• googlechromereleases.blogspot.comhttp://googlechromereleases.blogspot.com/2016/03/stable-channel-update_24.htmlx_refsource_CONFIRM
• www.debian.orgDSA-3531http://www.debian.org/security/2016/dsa-3531vendor-advisoryx_refsource_DEBIAN
• codereview.chromium.orghttps://codereview.chromium.org/1804963002/x_refsource_CONFIRM
• www.securitytracker.com1035423http://www.securitytracker.com/id/1035423vdb-entryx_refsource_SECTRACK
• lists.opensuse.orgopenSUSE-SU-2016:0930http://lists.opensuse.org/opensuse-security-announce/2016-04/msg00001.htmlvendor-advisoryx_refsource_SUSE
• code.google.comhttps://code.google.com/p/chromium/issues/detail?id=594574x_refsource_CONFIRM
• www.ubuntu.comUSN-2955-1http://www.ubuntu.com/usn/USN-2955-1vendor-advisoryx_refsource_UBUNTU
• security.gentoo.orgGLSA-201605-02https://security.gentoo.org/glsa/201605-02vendor-advisoryx_refsource_GENTOO
• www.cisa.govhttps://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2016-1646government-resource