vciy

CVE-2022-34531

INDEX BUILT · 2026-09-20

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DedeCMS v5.7.95 was discovered to contain a remote code execution (RCE) vulnerability via the component mytag_ main.php.

CVE-2022-345313 of 4 sources documented this
33

rank 33 = 6 + 25 + 0 + 2 + 0

rank@v1 · scheduled

Someone is already using it

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

EPSS 0.23464  ·  without this subject the record ranks 27

What it costs you if it fires

NVD CVSS base score, then the CNA's own

CVSS 9.8, from NVD  ·  without this subject the record ranks 8

It is getting worse, not staying still

FIRST EPSS series, rescorings and bad loads removed

no persisting rise in 365 days  ·  without this subject the record ranks 33

How much of the world it touches

NVD CPE configurations

1 product in the CPE ranges  ·  without this subject the record ranks 31

Someone else already set the date

CISA KEV remediation due date

no CISA due date  ·  without this subject the record ranks 33

Unaudited dollar value2 of 3 inputs carry a receipt
Exposure$1.17Mover the next 30 days, if this record is yours
Movement-$1.32Mon 2025-08-11, the last material move, 1 year before this reading
Basisassumeda published average, not your estate

$1.17M = $4.99M incident cost x 1 exposure x 0.23464 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

0.23464EPSSNOT IN KEVas of 2026-09-20
Severity9.8 CRITICALreceipt
Harmtotal loss · unauthenticatedreceipt
Exploitationnone in held sources
Defenseno fix version held
Movementrisenreceipt
PLATEAU10Minimal movement since 2025-11-21, 267 days at 0.23, as of 2026-08-15. 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

Check a version against this record

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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What counts as a move

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Record your call

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AcceptDeferPatch by…Not affectedMitigated

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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 · no user interaction · low attack complexityreceipt
ImpactComplete confidentiality, integrity and availability lossreceipt
Scored fromCVSS v3.1 · 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 15 Aug 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, NVD9.8 CRITICALreceipt
Exploit probability0.23464 · top 2% of all CVEsreceipt
Blast breadth1 product across 1 vendorderived
Assigned bymitrereceipt
Recorded changes31 · last 19 Sep 2026derived

Affected & Fixed Versions as published

Named in the CPE rangesDedecmsreceipt
Published rangesdedecms 5.7.95receipt

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

DedeCMS v5.7.95 was discovered to contain a remote code execution (RCE) vulnerability via the component mytag_ main.php. receipt

NVD's analysis a second authority

severity
9.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
affected versions
dedecms 5.7.95

check it yourself github.com receipt

Dated events

2025-03-17EPSS moved 0.01 to 0.622026-06-15EPSS moved 0.14 to 0.23

Movement the material steps

30 Jul 20220.02722
7 Mar 20230.0027 · scoring model v2023.03.01
17 Mar 20250.61922 · crossed 0.10 and 0.50 · scoring model v2025.03.14
23 Mar 20250.76449
24 Mar 20250.61922
11 Aug 20250.2973 · crossed 0.50
7 Nov 20250.13892
15 Jun 20260.22541 · scoring model v2026.06.15
15 Aug 20260.23464
Show all 31 observations
30 Jul 20220.02722
6 Aug 20220.01156
7 Mar 20230.0027
8 Mar 20230.00270
29 Jun 20230.00302
5 Aug 20230.00501
31 Aug 20230.00528
9 Jan 20240.00519
19 Feb 20240.00470
5 Mar 20240.00531
13 Jul 20240.00601
20 Oct 20240.00681
17 Dec 20240.00458
10 Jan 20250.00475
4 Mar 20250.00559
17 Mar 20250.61922
23 Mar 20250.76449
24 Mar 20250.61922
29 Mar 20250.62953
30 Mar 20250.61922
23 Apr 20250.63619
25 May 20250.64772
3 Aug 20250.65635
4 Aug 20250.56158
11 Aug 20250.2973
7 Nov 20250.13892
18 Nov 20250.10617
21 Nov 20250.13892
15 Jun 20260.22541
26 Jul 20260.22964
15 Aug 20260.23464

31 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 0.23464Published2022-07-29Index as of2026-08-15

The record had been public for 4 years when this index was last written.

Published 2022-07-29 receipt · Index as of 2026-08-15 derived

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