vciy

CVE-2025-0411

INDEX BUILT · 2026-09-20

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7-Zip Mark-of-the-Web Bypass Vulnerability

CVE-2025-04114 of 4 sources documented this
67

rank 67 = 40 + 18 + 1 + 2 + 6

rank@v1 · this cycle

Someone is already using it

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

EPSS 0.67071 · CISA KEV listed  ·  without this subject the record ranks 27

What it costs you if it fires

NVD CVSS base score, then the CNA's own

CVSS 7.0, from NVD  ·  without this subject the record ranks 49

It is getting worse, not staying still

FIRST EPSS series, rescorings and bad loads removed

rose on 2026-02-28  ·  without this subject the record ranks 66

How much of the world it touches

NVD CPE configurations

1 product in the CPE ranges  ·  without this subject the record ranks 65

Someone else already set the date

CISA KEV remediation due date

CISA remediation date held  ·  without this subject the record ranks 61

Unaudited dollar value2 of 3 inputs carry a receipt
Exposure$3.35Mover the next 30 days, if this record is yours
Movement-$284,000on 2026-05-16, the last material move, 3 months before this reading
Basisassumeda published average, not your estate

$3.35M = $4.99M incident cost x 1 exposure x 0.67071 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

0.67071EPSSKEV · LISTED
Severity7 HIGHreceipt
Harmtotal lossreceipt
Exploitationin the wild · KEVreceipt
Defenseunaffected versions publishedreceipt
Movementrisenreceipt
PLATEAU10Minimal movement since 2026-06-15, 81 days at 0.67, as of 2026-09-04. arc-rules@v1

Foresight · where to check next

SolarWinds WebMicrosoft WindowsMicrosoft WindowsMicrosoft Office0411

This record is one instance of CWE-693, protection mechanism failure. The index holds 839 prior instances of this class, 13 KEV-listed. The nearest of its KEV-listed records are drawn beside this. taxonomy@v1

Full pattern panel

Prior records in this weakness class. Each is its own record, dated and receipted.
Color is a claim, not decoration:the hostile worldthe defenseno signalspoke length is how much of the record matches, not how bad it is

Sources disagree here.

Scoring standard
ZdiCVSS v3.0receipt
NVDCVSS v3.1receipt

Both shown, dated. We don't pick winners. disagreement-rules@v1

Running 7-Zip? 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.

Watch this record

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Record your call

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Harm, if it fires from the vector and the weakness

Written for the ticket you're about to file.

Reachneeds local access · no privileges required · user interaction required · high attack complexityreceipt
ImpactComplete confidentiality, integrity and availability lossreceipt
Scored fromCVSS v3.0 · the CNA's vectorreceipt
Weakness classCWE-693 Protection Mechanism Failurereceipt
Published consequencesCWE-693: Access Control: Bypass Protection Mechanism[email protected]
Ransomware campaign useUnknown to CISAreceipt

CISA KEV & Federal Remediation Deadline from the record and CISA

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

First unaffected version, by branch7-zip 24.09receipt
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.
CISA remediation statusoverdue since 2025-02-27receipt
CISA required actionApply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.receipt
Published to CISA KEV12 daysderived

Exploit Status & Known PoCs a ladder, not a score

Current rung: Exploited in the wild · CISA KEV listed, 2025-02-06.

  • RUNG 1Nothing observed in held sources
  • RUNG 2Proof-of-concept published · 6 public repositories2025-01-22receipt
  • RUNG 3Exploited in the wild · CISA KEV listed2025-02-06receipt
  • RUNG 4Ransomware campaign use known

Authority who says so

CVSS, the CNA7 HIGHreceipt
CVSS, NVD7 HIGHreceipt
Exploit probability0.67071 · top 0.73% of all CVEsreceipt
Blast breadth1 product across 1 vendorderived
Assigned byzdireceipt
Recorded changes65 · last 18 Sep 2026derived

Affected & Fixed Versions as published

Affected product7-Zipreceipt
Published ranges7-zip < 24.09receipt

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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Attack path

Local accessrequires user interactionCISA KEV listingadded 02-06 · due 02-277-ZipCWE-693 weaknessFull compromise (C/I/A)C:H / I:H / A:Hmandates remediationexploits CWE-693data compromise

What it is stated by the CNA

7-Zip Mark-of-the-Web Bypass Vulnerability. This vulnerability allows remote attackers to bypass the Mark-of-the-Web protection mechanism on affected installations of 7-Zip. User interaction is required to exploit this vulnerability in that the target must visit a malicious page or open a malicious file. The specific flaw exists within the handling of archived files. When extracting files from a crafted archive that bears the Mark-of-the-Web, 7-Zip does not propagate the Mark-of-the-Web to the extracted files. An attacker can leverage this vulnerability to execute arbitrary code in the context of the current user. Was ZDI-CAN-25456. receipt

NVD's analysis a second authority

severity
7 CVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H
weakness
CWE-693
affected versions
7-zip < 24.09

check it yourself zerodayinitiative.com receipt

Dated events

2025-02-06Added to CISA KEV2025-02-27CISA remediation due2025-03-17EPSS moved 0.00 to 0.222026-06-15EPSS moved 0.47 to 0.66

Movement the material steps

25 Jan 20250.00043
17 Mar 20250.21936 · crossed 0.10 · scoring model v2025.03.14
28 Apr 20250.33792
29 Jul 20250.43908
29 Aug 20250.33588
18 Nov 20250.44804
23 Nov 20250.32631
28 Feb 20260.4315
2 Mar 20260.50945 · crossed 0.50
16 May 20260.46723 · crossed 0.50
15 Jun 20260.65887 · crossed 0.50 · scoring model v2026.06.15
23 Jun 20260.67071
Show all 51 observations
25 Jan 20250.00043
7 Feb 20250.02734
13 Feb 20250.00402
17 Mar 20250.21936
20 Mar 20250.18534
23 Mar 20250.21936
25 Mar 20250.27201
28 Mar 20250.2328
29 Mar 20250.27201
30 Mar 20250.2328
3 Apr 20250.25749
12 Apr 20250.3124
15 Apr 20250.3047
28 Apr 20250.33792
15 May 20250.3047
19 May 20250.36198
27 May 20250.3916
31 May 20250.42732
15 Jun 20250.3916
18 Jun 20250.36788
28 Jun 20250.40319
12 Jul 20250.37081
13 Jul 20250.32627
16 Jul 20250.35177
21 Jul 20250.40322
29 Jul 20250.43908
16 Aug 20250.41716
19 Aug 20250.40322
27 Aug 20250.34787
29 Aug 20250.33588
1 Sep 20250.36041
6 Sep 20250.34827
30 Sep 20250.32144
4 Oct 20250.33322
5 Oct 20250.32144
17 Oct 20250.30945
20 Oct 20250.37512
28 Oct 20250.38026
1 Nov 20250.41581
18 Nov 20250.44804
21 Nov 20250.44073
22 Nov 20250.41581
23 Nov 20250.32631
12 Feb 20260.33817
28 Feb 20260.4315
1 Mar 20260.4911
2 Mar 20260.50945
9 Mar 20260.52406
16 May 20260.46723
15 Jun 20260.65887
23 Jun 20260.67071

51 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 0.67071Public PoC2025-01-22Published2025-01-25CISA KEV2025-02-06Index as of2026-09-04

Listed by CISA 12 days after it published and the record had been public for 1 year, 7 months when this index was last written.

No material movement in 73 days as of the last ingest this index recorded.

Public PoC 2025-01-22 receipt · Published 2025-01-25 receipt · CISA KEV 2025-02-06 receipt · Index as of 2026-09-04 derived

The pattern, elsewhere

This record is one instance of CWE-693, protection mechanism failure. The index holds 839 prior instances of this class, 13 KEV-listed. The nearest of its KEV-listed records are drawn beside this. [email protected]

CVE-2025-40536 · SolarWinds Web Help Deskmatches 6 of 9KEV listed · 2026receipt
CVE-2026-21510 · Microsoft Windows 10 Version 1607matches 6 of 9KEV listed · 2026receipt
CVE-2026-21513 · Microsoft Windows 10 Version 1607matches 6 of 9KEV listed · 2026receipt
CVE-2024-29988 · Microsoft Windows 10 Version 1809matches 6 of 9KEV listed · 2024receipt
CVE-2024-38226 · Microsoft Office 2019matches 6 of 9KEV listed · 2024receipt
CVE-2024-21412 · Microsoft Windows 10 Version 1809matches 5 of 9KEV listed · 2024receipt

"Matches n of m" counts the attributes the two records can both be compared on: the CVSS metrics they share a version of, any weakness class beyond this one, and the vendor. fit-rules@v1

839 records in this class held. The six above are drawn from the ones CISA has listed as exploited, ranked by how much of the record matches this one. That is why every one of them is KEV-listed: the pool is, so the colour on those spokes says nothing the pool has not already said.

No curated product neighbourhood is held for this product, so the records above are the nearest this index can name. The neighbourhood table covers a small set of products and is extended by hand.

Siblings and hubs

Records related to this one

Its defect family

7-zip

Of the 2 records in this family, this is the only one holding an assigning CNA: zdi.

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

Family membership: held values

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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