CVE-2016-3247

high

Published 2016-09-14 · Modified 2026-05-06

💬 Discuss on Community ✚ Propose mitigation

CVSS v3

7.5

CVSS:3.0/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H

CVSS v4 NEW

—

not yet in upstream

VIR risk

8.5

Description

Microsoft Internet Explorer 11 and Microsoft Edge allow remote attackers to execute arbitrary code or cause a denial of service (memory corruption) via a crafted web site, aka "Microsoft Browser Memory Corruption Vulnerability."

Predictions

Exploit likelihood

83%

Patch ETA

—

Heuristic predictions, AS-IS, for prioritization only.

Mitigations

No mitigations published for this CVE yet.

The vendor-content worker queues fetches as references arrive (check back in a few minutes). Or — if you've already worked around this in production — publish your fix to the community-verified tier.

✚ Propose a mitigation on Community → Mitigations published via the community go through AI scoring + 2 human reviewers + 7-day silent objection window before landing here with source_tier=community-verified.

Exploits

Public proof-of-concept code below. AS-IS, for defenders and authorised testing only.

Exploit-DB

EDB-40797 dos windows verified

Skylined · 2016-11-21

Microsoft Edge - 'CTextExtractor::GetBlockText' Out-of-Bounds Read (MS16-104)

Source code queued for fetch — refresh in a moment.

Application impact

Vendor	Product	Versions	Fixed
microsoft	edge	`-`
microsoft	internet_explorer	`11`

References

Community-verified mitigations for this CVE will appear above when contributors publish them.

Verify integrity in audit chain (admin only). AS-IS.