vciy

CVE-2026-50751

INDEX BUILT · 2026-09-20

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User Authentication Bypass in VPN Remote Access and Mobile Access

CVE-2026-507514 of 4 sources documented this
84

rank 84 = 40 + 23 + 4 + 7 + 10

rank@v1 · act now

Someone is already using it

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

EPSS 0.83771 · CISA KEV listed  ·  without this subject the record ranks 44

What it costs you if it fires

NVD CVSS base score, then the CNA's own

CVSS 9.3, from the CNA  ·  without this subject the record ranks 61

It is getting worse, not staying still

FIRST EPSS series, rescorings and bad loads removed

rose on 2026-06-23  ·  without this subject the record ranks 80

How much of the world it touches

NVD CPE configurations

8 products in the CPE ranges  ·  without this subject the record ranks 77

Someone else already set the date

CISA KEV remediation due date

CISA remediation date held  ·  without this subject the record ranks 74

Unaudited dollar value2 of 3 inputs carry a receipt
Exposure$3.00Mover the next 30 days, if this record is yours
Movement+$1.07Mon 2026-06-23, the last material move, 2 months before this reading
Basisassumeda published average, not your estate

$3.00M = $4.99M incident cost x 0.7179585840212677 exposure x 0.83771 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

0.83771EPSSKEV · LISTED
Severity9.3 CRITICALreceipt
Harmunauthenticated · network · ransomware-linkedreceipt
Exploitationransomware use knownreceipt
Defenseunaffected versions publishedreceipt
Movementdoubled within 72hreceipt
PLATEAU10Minimal movement since 2026-07-24, 42 days at 0.84, as of 2026-09-04. arc-rules@v1

Foresight · where to check next

Ivanti ICSPaperCut NGMicrosoftConfiguratorIvanti EndpointIvanti EPMM50751

This record is one instance of CWE-287, improper authentication. The index holds 4978 prior instances of this class, 48 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

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Harm, if it fires from the vector and the weakness

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Reachnetwork-reachable · no privileges required · no user interaction · low attack complexityreceipt
ImpactComplete confidentiality loss; partial integrity loss, with impact beyond the vulnerable componentreceipt
Scored fromCVSS v3.1 · the CNA's vectorreceipt
Weakness classCWE-287 Improper Authenticationreceipt
Published consequencesCWE-287: Integrity, Confidentiality, Availability, Access Control: Read Application Data, Gain Privileges or Assume Identity, Execute Unauthorized Code or Commands[email protected]
Ransomware campaign useKnown (CISA)receipt

CISA KEV & Federal Remediation Deadline from the record and CISA

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

First unaffected version, by branchgaia embedded r81.10.17; gaia embedded r82.00.10; gaia os r81.20receipt
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 2026-06-11receipt
CISA required actionApply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.receipt
Published to CISA KEVsame dayderived

Exploit Status & Known PoCs a ladder, not a score

Current rung: Ransomware campaign use known, 2026-06-08.

  • RUNG 1Nothing observed in held sources
  • RUNG 2Proof-of-concept published · 6 public repositories2026-06-08receipt
  • RUNG 3Exploited in the wild · CISA KEV listed2026-06-08receipt
  • RUNG 4Ransomware campaign use known2026-06-08receipt

Authority who says so

CVSS, the CNA9.3 CRITICALreceipt
Exploit probability0.83771 · top 0.32% of all CVEsreceipt
Blast breadth7 products across 1 vendorderived
Assigned bycheckpointreceipt
Recorded changes24 · last 19 Sep 2026derived

Affected & Fixed Versions as published

Affected productcheckpoint Quantum Security Gateway; checkpoint Spark Firewallsreceipt
Published rangescheckpoint gaia os >= r80.40 < r81.20; checkpoint gaia os r81.20; checkpoint gaia os r82; checkpoint gaia os r82.10receipt
Show all 8 published ranges
checkpoint gaia os >= r80.40 < r81.20
checkpoint gaia os r81.20
checkpoint gaia os r82
checkpoint gaia os r82.10
checkpoint gaia embedded >= r80.20.00 < r81.10.17
checkpoint gaia embedded r81.10.17
checkpoint gaia embedded >= r80.20.00 < r82.00.10
checkpoint gaia embedded r82.00.10

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

Unauthenticated network requestno credentials, no interactionCISA KEV listingadded 06-08 · due 06-11checkpoint Spark FirewallsCWE-287 improper authenticationAdjacent componentsscope changeConfidentiality lossC:Hmandates remediationexploits CWE-287scope changedata compromise

What it is stated by the CNA

A logic flow weakness in Remote Access and Mobile Access certificate validation in deprecated IKEv1 key exchange allows an unauthenticated remote attacker to bypass user authentication and establish a remote access VPN connection without a valid user password. receipt

NVD's analysis a second authority

weakness
CWE-287
affected versions
checkpoint gaia os >= r80.40 < r81.20; checkpoint gaia os r81.20; checkpoint gaia os r82; and 5 more, listed in full below
also scored by
9.3 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:L/A:N

check it yourself support.checkpoint.com receipt

Dated events

2026-06-08Added to CISA KEV2026-06-09EPSS moved 0.00 to 0.182026-06-11CISA remediation due2026-06-17EPSS moved 0.06 to 0.412026-07-24EPSS moved 0.70 to 0.83

Movement the material steps

8 Jun 20260.0001
9 Jun 20260.17688 · crossed 0.10
15 Jun 20260.06216 · crossed 0.10 · scoring model v2026.06.15
17 Jun 20260.41152 · crossed 0.10
23 Jun 20260.71051 · crossed 0.50
24 Jul 20260.82554
28 Aug 20260.83771

This score more than doubled inside 72 hours. Both observations are in the full history below.

Show all 10 observations
8 Jun 20260.0001
9 Jun 20260.17688
10 Jun 20260.11841
14 Jun 20260.13731
15 Jun 20260.06216
17 Jun 20260.41152
23 Jun 20260.71051
2 Jul 20260.70099
24 Jul 20260.82554
28 Aug 20260.83771

10 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 0.83771Published · Public PoC · CISA KEV2026-06-08Index as of2026-09-04

Listed by CISA on the day it published, exploit probability more than doubled between 2026-06-08 and 2026-06-09 (0.0001 → 0.17688) and the record had been public for 2 months when this index was last written.

Published 2026-06-08 receipt · Public PoC 2026-06-08 receipt · CISA KEV 2026-06-08 receipt · Index as of 2026-09-04 derived

The pattern, elsewhere

This record is one instance of CWE-287, improper authentication. The index holds 4978 prior instances of this class, 48 KEV-listed. The nearest of its KEV-listed records are drawn beside this. [email protected]

CVE-2023-46805 · Ivanti ICSmatches 7 of 9KEV listed · 2024receipt
CVE-2023-27351 · PaperCut NGmatches 7 of 9KEV listed · 2023receipt
CVE-2025-49706 · Microsoft SharePoint Enterprise Server 2016matches 6 of 9KEV listed · 2025receipt
CVE-2025-61884 · Oracle Configuratormatches 6 of 9KEV listed · 2025receipt
CVE-2023-35078 · Ivanti Endpoint Manager Mobilematches 6 of 9KEV listed · 2023receipt
CVE-2023-35082 · Ivanti EPMMmatches 6 of 9KEV listed · 2023receipt

"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

4978 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.

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