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CVE-2022-39197

INDEX BUILT · 2026-09-20

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An XSS (Cross Site Scripting) vulnerability was found in HelpSystems Cobalt Strike through 4.7 that allowed a remote attacker to execute HTML on the…

CVE-2022-391973 of 4 sources documented this
64

rank 64 = 40 + 15 + 1 + 2 + 6

rank@v1 · this cycle

Someone is already using it

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

EPSS 0.46446 · CISA KEV listed  ·  without this subject the record ranks 24

What it costs you if it fires

NVD CVSS base score, then the CNA's own

CVSS 6.1, 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 2025-10-22  ·  without this subject the record ranks 63

How much of the world it touches

NVD CPE configurations

1 product in the CPE ranges  ·  without this subject the record ranks 62

Someone else already set the date

CISA KEV remediation due date

CISA remediation date held  ·  without this subject the record ranks 58

Unaudited dollar value2 of 3 inputs carry a receipt
Exposure$992,000over the next 30 days, if this record is yours
Movement-$1.52Mon 2025-11-21, the last material move, 9 months before this reading
Basisassumeda published average, not your estate

$992,000 = $4.99M incident cost x 0.42806422275080447 exposure x 0.46446 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

0.46446EPSSKEV · LISTED
Severity6.1 MEDIUMreceipt
Harmpartial impactreceipt
Exploitationin the wild · KEVreceipt
Defenseunaffected versions publishedreceipt
Movementscoring model changedreceipt
RISING10Risen from 0.01404 to 0.46446 across 32 observations. arc-rules@v1

Foresight · where to check next

QNAP Systems Inc.Cisco AdaptiveCVE-2018-6882CVE-2024-27443CVE-2024-37383CVE-2023-3758039197

This record is one instance of CWE-79, improper neutralization of input during web page generation ('cross-site scripting'). The index holds 47893 prior instances of this class, 31 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 · user interaction required · low attack complexityreceipt
ImpactPartial confidentiality and integrity loss, with impact beyond the vulnerable componentreceipt
Scored fromCVSS v3.1 · NVD's vectorreceipt
Weakness classCWE-79 Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')receipt
Published consequencesCWE-79: Access Control, Confidentiality: Bypass Protection Mechanism, Read Application Data; Integrity, Confidentiality, Availability: Execute Unauthorized Code or Commands…[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 branchcobalt strike 4.7.1receipt
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 2023-04-20receipt
CISA required actionApply updates per vendor instructions.receipt
Published to CISA KEV189 daysderived

Exploit Status & Known PoCs a ladder, not a score

Current rung: Exploited in the wild · CISA KEV listed, 2023-03-30.

  • RUNG 1Nothing observed in held sources
  • RUNG 2Proof-of-concept published · 15 public repositories2022-09-21receipt
  • RUNG 3Exploited in the wild · CISA KEV listed2023-03-30receipt
  • RUNG 4Ransomware campaign use known

Authority who says so

CVSS, NVD6.1 MEDIUMreceipt
Exploit probability0.46446 · top 1% of all CVEsreceipt
Blast breadth1 product across 1 vendorderived
Assigned bymitrereceipt
Recorded changes46 · last 19 Sep 2026derived

Affected & Fixed Versions as published

Named in the CPE rangesHelpsystems cobalt strikereceipt
Published rangeshelpsystems cobalt strike < 4.7.1receipt

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

An XSS (Cross Site Scripting) vulnerability was found in HelpSystems Cobalt Strike through 4.7 that allowed a remote attacker to execute HTML on the Cobalt Strike teamserver. To exploit the vulnerability, one must first inspect a Cobalt Strike payload, and then modify the username field in the payload (or create a new payload with the extracted information and then modify that username field to be malformed). receipt

NVD's analysis a second authority

severity
6.1 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
weakness
CWE-79
affected versions
helpsystems cobalt strike < 4.7.1
also scored by
6.1 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

check it yourself cobaltstrike.com cobaltstrike.com receipt

Dated events

2023-03-30Added to CISA KEV2023-04-20CISA remediation due2025-03-17EPSS moved 0.01 to 0.102025-11-18EPSS moved 0.14 to 0.852026-06-15EPSS moved 0.20 to 0.46

Movement the material steps

22 Sep 20220.01404
7 Mar 20235.9e-4 · scoring model v2023.03.01
17 Mar 20250.10252 · crossed 0.10 · scoring model v2025.03.14
22 Oct 20250.24142
18 Nov 20250.85481 · crossed 0.50
21 Nov 20250.144 · crossed 0.50
15 Jun 20260.46446 · scoring model v2026.06.15
Show all 32 observations
22 Sep 20220.01404
23 Sep 20220.02561
7 Mar 20235.9e-4
8 Mar 20230.00059
31 Mar 20230.00695
8 Jul 20230.00493
18 Jul 20230.00684
22 Aug 20230.00739
17 Sep 20230.00647
28 Sep 20230.00846
24 Oct 20230.00951
1 Dec 20230.00899
4 Mar 20240.00701
14 Apr 20240.00767
17 Dec 20240.00834
6 Mar 20250.00968
17 Mar 20250.10252
21 Sep 20250.1706
22 Sep 20250.15395
23 Sep 20250.17312
3 Oct 20250.15926
17 Oct 20250.1822
22 Oct 20250.24142
27 Oct 20250.28522
28 Oct 20250.23101
12 Nov 20250.144
18 Nov 20250.85481
21 Nov 20250.144
21 Jan 20260.18381
16 Feb 20260.2016
31 Mar 20260.19637
15 Jun 20260.46446

32 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 0.46446Public PoC2022-09-21Published2022-09-22CISA KEV2023-03-30Index as of2026-09-04

Listed by CISA 189 days after it published and the record had been public for 3 years, 11 months when this index was last written.

No material movement in 81 days as of the last ingest this index recorded.

Public PoC 2022-09-21 receipt · Published 2022-09-22 receipt · CISA KEV 2023-03-30 receipt · Index as of 2026-09-04 derived

The pattern, elsewhere

This record is one instance of CWE-79, improper neutralization of input during web page generation ('cross-site scripting'). The index holds 47893 prior instances of this class, 31 KEV-listed. The nearest of its KEV-listed records are drawn beside this. [email protected]

CVE-2018-19953 · QNAP Systems Inc. QTSmatches 8 of 8KEV listed · 2020receipt
CVE-2020-3580 · Cisco Adaptive Security Appliance (ASA)…matches 8 of 8KEV listed · 2020receipt
CVE-2018-6882matches 8 of 8KEV listed · 2018receipt
CVE-2024-27443matches 8 of 8KEV listed · 2024receipt
CVE-2024-37383matches 8 of 8KEV listed · 2024receipt
CVE-2023-37580matches 8 of 8KEV 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

47893 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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