No exploitation reportedFix available

CVE-2017-5087

Q: Is CVE-2017-5087 actively exploited?

Active exploitation of CVE-2017-5087 has not been confirmed. Its EPSS score was 1.5% on 2026-10-22, the estimated probability of exploitation in the next 30 days.

Q: What is the CVSS score for CVE-2017-5087?

CVE-2017-5087 has a CVSS v3 base score of 8.8 (HIGH severity), with vector string CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.

No exploitation reported by the sources we read.

Published2017-10-27
Fixed in59.0.3071.117 · 59.0.3071.104
WeaknessCWE-416

Am I affected?

With a domain, we read the version its public headers and pages expose. A distribution build can carry the fix under an older number.

Description

A use after free in Blink in Google Chrome prior to 59.0.3071.104 for Mac, Windows, and Linux, and 59.0.3071.117 for Android, allowed a remote attacker to perform an out of bounds memory read via a crafted HTML page, aka an IndexedDB sandbox escape.

Timeline

dates in UTC

2017-10-2705:29CVE publishedNVD

Observed activity

isMalicious corpus · updated 2026-10-23 18:48 UTC

Indicators tagged with this CVE, per day0 indicators over 7 days

Block these indicators

Firewall list (EDL, text): https://api.ismalicious.com/edl/cve/CVE-2017-5087?format=txt
CSV export: https://api.ismalicious.com/edl/cve/CVE-2017-5087?format=csv
TAXII collection of exploited CVEs
The EDL and CSV take an API key on the Pro plan.

Versions per branch

NVD

Google chromeversion to verify

Branch	Affected	Fixed in	Source
59.0	< 59.0.3071.117	59.0.3071.117	NVD
59.0	< 59.0.3071.104	59.0.3071.104	NVD

Redhat enterprise linux desktop

Branch	Affected	Fixed in	Source
6.0	= 6.0	no fix published	NVD

Redhat enterprise linux server

Branch	Affected	Fixed in	Source
6.0	= 6.0	no fix published	NVD

1 more product in the sources.

as publishedRanges as NVD and OSV publish them; a distribution’s build can be fixed under an older number.

Fix

Update Google chrome to 59.0.3071.117 · 59.0.3071.104

Detection

Nuclei template: none so far
Exploit-DB: no entry
Proof-of-concept repositories: none listed

Sources

NVDCVSS 3.18.8read 2026-10-23
NVDCVSS 2.06.8read 2026-10-23
NVDweakness (CWE)CWE-416read 2026-10-23
FIRST EPSSEPSS score1.5 %2026-10-22

Technical details

CVSS v3 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Published: 2017-10-27
Last Modified: 2026-06-17
NVD status: Modified

Frequently asked questions

What is CVE-2017-5087?

Is CVE-2017-5087 actively exploited?

Active exploitation of CVE-2017-5087 has not been confirmed. Its EPSS score was 1.5% on 2026-10-22, the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2017-5087?

CVE-2017-5087 has a CVSS v3 base score of 8.8 (HIGH severity), with vector string CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.

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