CVE-2015-2419

highpriority · act · 90OT risk · criticalKEV · exploitedEPSS 0.530 · 99 %ileexploit · PoCEURUUS
grimoire priorityP0 · Act now
Exploitable?
Yes · in the wild
CISA KEV · 1 exploit · PoC
Likely / severe?
53.0% (99th) EPSS
CVSS 9.3 · high
Is it mine?
5 products
Check your exposure
Who says so?
4 sources
cnnvd · enisa_euvd · fstec_bdu · nvd

added 2022-03-28remediate by 2022-04-18

required action Apply updates per vendor instructions.

EPSS · scored 2026-10-27

Microsoft Internet Explorer Memory Corruption Vulnerability

JScript 9 in Microsoft Internet Explorer 10 and 11 allows remote attackers to execute arbitrary code or cause a denial of service (memory corruption) via a crafted web site, aka "JScript9 Memory Corruption Vulnerability."

01

cvss

Technical severity, 0–10. One row per scoring source.

9.3
010

base score 0–10 · higher = more severe · hover a vector to decode⚠ sources disagree · high–critical · 8.8–9.3

v2.09.3highAV:N/AC:M/Au:N/C:C/I:C/A:Cprimary · NVD / NIST USexploitability 8.6 · impact 10
v3.18.8highCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:Hprimary · NVD / NIST USexploitability 2.8 · impact 5.9
v2.09.3criticalAV:N/AC:M/Au:N/C:C/I:C/A:Csecondary · FSTEC (BDU) RU
v3.18.8highCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:Hsecondary · ENISA EU
v3.18.8highCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:Hsecondaryexploitability 2.8 · impact 5.9
v3.18.8highCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:Hsecondary · CVSS-BT (t0sche)
02

ssvc

A stakeholder decision — act, attend, or track — from exploitation and impact.

Exploitation: active · Automatable: no · Technical Impact: totalcoordinatorcisa_ssvcUS
03

weaknesses

The CWE weakness classes this flaw belongs to.

04

exploits (1)

Public proof-of-concept and weaponised exploit code.

05

affected products (5)

Products and version ranges known to be affected.

06

also known as (5)

Other names and identifiers for this entity.

07

sources

Which sources assert this record, and when.

published 2015-07-14modified 2026-06-17
09

references (6)

External citations — patches, advisories, analysis.

scry

Attackers weaponise vulnerabilities like this against internet-exposed services. See what is exposed on your perimeter with a free passive scan.

Free scan