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CVE-2018-8504

INDEX BUILT · 2026-09-20

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A remote code execution vulnerability exists in Microsoft Word software when the software fails to properly handle objects in Protected View, aka…

CVE-2018-85044 of 4 sources documented this
36

rank 36 = 5 + 22 + 1 + 8 + 0

rank@v1 · scheduled

Someone is already using it

CISA KEV catalog · public proof-of-concept · FIRST EPSS

EPSS 0.19707  ·  without this subject the record ranks 31

What it costs you if it fires

NVD CVSS base score, then the CNA's own

CVSS 8.8, from NVD  ·  without this subject the record ranks 14

It is getting worse, not staying still

FIRST EPSS series, rescorings and bad loads removed

rose on 2025-10-04  ·  without this subject the record ranks 35

How much of the world it touches

NVD CPE configurations

9 products in the CPE ranges  ·  without this subject the record ranks 28

Someone else already set the date

CISA KEV remediation due date

no CISA due date  ·  without this subject the record ranks 36

Unaudited dollar value2 of 3 inputs carry a receipt
Exposure$983,000over the next 30 days, if this record is yours
Movement+$2.64Mon 2024-12-17, the last material move, 1 year, 8 months before this reading
Basisassumeda published average, not your estate

$983,000 = $4.99M incident cost x 1 exposure x 0.19707 likelihood

udv@v1 · unaudited · wrong for you until you say what you run

$4.99M is the cost of a breach that happened, from IBM Cost of a Data Breach Report 2026, global average. It is not the value of any asset of yours. That average already covers breaches of every severity, so scaling it by exposure understates a partial-impact record. That is an assumption, not a measurement. Your own asset value goes in the decision record.

Hindsight · the state

0.19707EPSSNOT IN KEVas of 2026-09-20
Severity8.8 HIGHreceipt
Harmtotal lossreceipt
Exploitationnone in held sources
Defenseno fix version held
Movementsteadyreceipt
PLATEAU10Minimal movement since 2025-12-18, 262 days at 0.20, as of 2026-09-06. arc-rules@v1

Foresight · where to check next

No weakness class or product neighbourhood is held for this record, so this index cannot name anywhere to check next. That is an absence in the record, not a finding about the software.

Color is a claim, not decoration:the hostile worldthe defenseno signal

Running Microsoft SharePoint Server? Check your version

A deterministic range check against the ranges this record publishes. It tells you where a version sits in the record, not whether your deployment is exploitable. No account needed.

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Harm, if it fires from the vector and the weakness

Written for the ticket you're about to file.

Reachnetwork-reachable · no privileges required · user interaction required · low attack complexityreceipt
ImpactComplete confidentiality, integrity and availability lossreceipt
Scored fromCVSS v3.0 · NVD's vectorreceipt
Weakness classNo CWE mapping in held sources.

CISA KEV & Federal Remediation Deadline from the record and CISA

The fix, and how long it's been waiting.

Fixed inNo fix version in held sources, as the index stood on 6 Sep 2026.
Patch available sinceNo dated patch-availability record in held sources. The index holds reference URLs without dates and only the current revision of the CVE record, so the day a fix first existed cannot be derived. Only the versions it landed in.

Exploit Status & Known PoCs a ladder, not a score

Current rung: Nothing observed in held sources.

  • RUNG 1Nothing observed in held sources
  • RUNG 2Proof-of-concept published
  • RUNG 3Exploited in the wild · CISA KEV listed
  • RUNG 4Ransomware campaign use known

Authority who says so

CVSS, NVD8.8 HIGHreceipt
Exploit probability0.19707 · top 3% of all CVEsreceipt
Blast breadth4 products across 1 vendorderived
Assigned bymicrosoftreceipt
Recorded changes47 · last 19 Sep 2026derived

Affected & Fixed Versions as published

Affected productMicrosoft SharePoint Server; Microsoft Office; Microsoft Wordreceipt
Published rangesmicrosoft office 2010; microsoft office 2013; microsoft office 2016; microsoft office 2019receipt
Show all 9 published ranges
microsoft office 2010
microsoft office 2013
microsoft office 2016
microsoft office 2019
microsoft office web apps 2010
microsoft sharepoint server 2010
microsoft word 2010
microsoft word 2013
microsoft word 2016

A rung lights from a row in the index, never from an assessment. "Held sources" is the true scope of the claim: this index reads the CVE record, NVD, CISA KEV, FIRST's EPSS and public proof-of-concept repositories, and it does not observe attacks.

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What it is stated by the CNA

A remote code execution vulnerability exists in Microsoft Word software when the software fails to properly handle objects in Protected View, aka "Microsoft Word Remote Code Execution Vulnerability." This affects Microsoft SharePoint Server, Office 365 ProPlus, Microsoft Office, Microsoft Word. receipt

NVD's analysis a second authority

severity
8.8 CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
affected versions
microsoft office 2010; microsoft office 2013; microsoft office 2016; and 6 more, listed in full below

check it yourself securityfocus.com portal.msrc.microsoft.com securitytracker.com receipt

Dated events

2023-03-23EPSS moved 0.34 to 0.272024-12-17EPSS moved 0.16 to 0.692026-06-15EPSS moved 0.26 to 0.19

Movement the material steps

14 Apr 20210.17549
26 Sep 20220.31104
7 Mar 20230.33755 · scoring model v2023.03.01
11 Jul 20230.17932
17 Dec 20240.68676 · crossed 0.50
17 Mar 20250.29 · crossed 0.50 · scoring model v2025.03.14
19 Mar 20250.16805
29 Mar 20250.32952
30 Mar 20250.16805
14 Dec 20250.29841
15 Jun 20260.18674 · scoring model v2026.06.15
6 Sep 20260.19707
Show all 47 observations
14 Apr 20210.17549
4 Feb 20220.17269
6 Apr 20220.21361
17 Jul 20220.23099
23 Aug 20220.27139
26 Sep 20220.31104
10 Nov 20220.32419
31 Jan 20230.34599
7 Mar 20230.33755
23 Mar 20230.27097
23 Apr 20230.35647
6 May 20230.28596
27 Jun 20230.28820
11 Jul 20230.17932
4 Oct 20230.18049
19 Jan 20240.18953
2 Mar 20240.17285
23 Mar 20240.20987
29 May 20240.22596
25 Jun 20240.22868
25 Jul 20240.20404
19 Aug 20240.17789
19 Sep 20240.15768
17 Dec 20240.68676
17 Mar 20250.29
19 Mar 20250.16805
29 Mar 20250.32952
30 Mar 20250.16805
11 Jun 20250.17365
12 Jun 20250.17486
26 Jul 20250.17221
10 Sep 20250.16701
4 Oct 20250.26277
30 Oct 20250.26626
14 Dec 20250.29841
18 Dec 20250.23985
23 Dec 20250.2307
27 Dec 20250.26322
28 Dec 20250.2307
1 Feb 20260.28488
28 Mar 20260.27382
26 Apr 20260.26425
15 Jun 20260.18674
23 Aug 20260.17461
30 Aug 20260.19707
5 Sep 20260.18433
6 Sep 20260.19707

47 observations held. A highlighted step crossed a promotion threshold. A step marked with a scoring model moved because the instrument was replaced, not because the vulnerability changed. receipt

The full biography

EPSS 0.19707Published2018-10-10Index as of2026-09-06

The record had been public for 7 years, 10 months when this index was last written.

Published 2018-10-10 receipt · Index as of 2026-09-06 derived

Siblings and hubs

Records related to this one

Its defect family

microsoft sharepoint server

Of the 7 records in this family that state one, this holds the highest NVD CVSS score: 8.8.

Grouped by shared product and weakness, not by shared vulnerability. Each record's own state is on its own page.

Family membership: computed, pro@dim2000

This record is one of a group, and the group's page describes all of them. This page is kept and dated, and the defect family's own page is the one we offer for indexing: the whole group.

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What usually comes next

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