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CVE-2018-0426

INDEX BUILT · 2026-09-20

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Cisco RV110W, RV130W, and RV215W Routers Management Interface Directory Traversal Vulnerability

CVE-2018-04264 of 4 sources documented this
32

rank 32 = 2 + 25 + 0 + 5 + 0

rank@v1 · scheduled

Someone is already using it

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

EPSS 0.06374  ·  without this subject the record ranks 30

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 7

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 32

How much of the world it touches

NVD CPE configurations

3 products in the CPE ranges  ·  without this subject the record ranks 27

Someone else already set the date

CISA KEV remediation due date

no CISA due date  ·  without this subject the record ranks 32

Unaudited dollar value2 of 3 inputs carry a receipt
Exposure$318,000over the next 30 days, if this record is yours
Movement-$130,000on 2025-11-21, the last material move, 9 months before this reading
Basisassumeda published average, not your estate

$318,000 = $4.99M incident cost x 1 exposure x 0.06374 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

0.06374EPSSNOT IN KEVas of 2026-09-20
Severity9.8 CRITICALreceipt
Harmtotal loss · unauthenticatedreceipt
Exploitationnone in held sources
Defenseunaffected versions publishedreceipt
Movementrisenreceipt
PLATEAU10Minimal movement since 2021-04-14, 1971 days at 0.06, as of 2026-09-06. arc-rules@v1

Foresight · where to check next

CVE-2023-47246CVE-2022-29464CVE-2022-37042CVE-2022-41352VMware CloudJenkins0426

This record is one instance of CWE-22, improper limitation of a pathname to a restricted directory ('path traversal'). The index holds 10301 prior instances of this class, 94 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

Running Cisco RV130W Wireless-N Multifunction VPN…? Check your version

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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 v3.0 · NVD's vectorreceipt
Weakness classCWE-22 Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')receipt
Published consequencesCWE-22: Integrity, Confidentiality, Availability: Execute Unauthorized Code or Commands; Integrity: Modify Files or Directories; Confidentiality: Read Files or Directories…[email protected]

CISA KEV & Federal Remediation Deadline from the record and CISA

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

First unaffected version, by branchrv130w firmware 1.0.3.44receipt
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 probability0.06374 · top 7% of all CVEsreceipt
Blast breadth3 products across 1 vendorderived
Assigned byciscoreceipt
Recorded changes25 · last 19 Sep 2026derived

Affected & Fixed Versions as published

Affected productCisco RV130W Wireless-N Multifunction VPN Router Firmwarereceipt
Published rangescisco rv110w firmware <= 1.2.1.7; cisco rv130w firmware < 1.0.3.44; cisco rv215w firmware <= 1.3.0.8receipt

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 vulnerability in the web-based management interface of the Cisco RV110W Wireless-N VPN Firewall, Cisco RV130W Wireless-N Multifunction VPN Router, and Cisco RV215W Wireless-N VPN Router could allow an unauthenticated, remote attacker to gain access to sensitive information. The vulnerability is due to improper validation of directory traversal character sequences within the web-based management interface. An attacker could exploit this vulnerability by sending malicious requests to the targeted device. A successful exploit could allow the attacker to gain access to arbitrary files on the affected device, resulting in the disclosure of sensitive information. receipt

NVD's analysis a second authority

severity
9.8 CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
weakness
CWE-22
affected versions
cisco rv110w firmware <= 1.2.1.7; cisco rv130w firmware < 1.0.3.44; cisco rv215w firmware <= 1.3.0.8

check it yourself tools.cisco.com securitytracker.com receipt

Dated events

2025-03-17EPSS moved 0.00 to 0.072025-11-18EPSS moved 0.08 to 0.112025-11-21EPSS moved 0.11 to 0.08

Movement the material steps

14 Apr 20210.00833
7 Mar 20230.00496 · scoring model v2023.03.01
17 Mar 20250.06612 · scoring model v2025.03.14
18 Nov 20250.11086 · crossed 0.10
21 Nov 20250.08478 · crossed 0.10
15 Jun 20260.06374 · scoring model v2026.06.15
6 Sep 20260.06374
Show all 25 observations
14 Apr 20210.00833
4 Feb 20220.01055
7 Mar 20230.00496
3 Apr 20230.00455
18 Apr 20230.00546
21 May 20230.00413
8 Jul 20230.00414
8 Feb 20240.00327
24 Apr 20240.00230
20 Jun 20240.00236
17 Dec 20240.00470
17 Mar 20250.06612
29 Mar 20250.09501
30 Mar 20250.06612
16 May 20250.06427
5 Jun 20250.08478
18 Nov 20250.11086
21 Nov 20250.08478
2 Jan 20260.09707
21 Apr 20260.08671
15 Jun 20260.06374
23 Aug 20260.04007
30 Aug 20260.06374
5 Sep 20260.04007
6 Sep 20260.06374

25 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 0.06374Published2018-10-05Index as of2026-09-06

The record had been public for 7 years, 11 months when this index was last written.

Published 2018-10-05 receipt · Index as of 2026-09-06 derived

The pattern, elsewhere

This record is one instance of CWE-22, improper limitation of a pathname to a restricted directory ('path traversal'). The index holds 10301 prior instances of this class, 94 KEV-listed. The nearest of its KEV-listed records are drawn beside this. [email protected]

CVE-2023-47246matches 8 of 8KEV listed · 2023receipt
CVE-2022-29464matches 8 of 8KEV listed · 2022receipt
CVE-2022-37042matches 8 of 8KEV listed · 2022receipt
CVE-2022-41352matches 8 of 8KEV listed · 2022receipt
CVE-2026-59310 · VMware Cloud Foundationmatches 8 of 9KEV listed · 2026receipt
CVE-2024-23897 · Jenkinsmatches 8 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

10301 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

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What usually comes next

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