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Fencer Vulns
critical 9.1

CVE-2022-1521 json

3.2.4 IMPROPER ACCESS CONTROL CWE-284

published 2022-06-24 4 y ago modified 2026-06-17 4 mo ago also EUVD-2022-24819

cvss
9.1
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
1.1%
EPSS 1.1% chance of exploitation in 30 days, percentile 66%
public exploits
0
none known

Summary

LRM does not implement authentication or authorization by default. A malicious actor can inject, replay, modify, and/or intercept sensitive data.

Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

cisa ICSA-22-153-02 updated cvss 9.1

Illumina Local Run Manager

  • Illumina iSeq 100 Instrument LRM >= 1.3, <= 3.1 Illumina MiniSeq Instrument LRM >= 1.3, <= 3.1 Illumina MiSeq Dx LRM >= 1.3, <= 3.1 Illumina MiSeq Instrument LRM >= 1.3, <= 3.1 Illumina NextSeq 500 Instrument LRM >= 1.3, <= 3.1 Illumina NextSeq 550 Instrument LRM >= 1.3, <= 3.1
    +1 more products
    Illumina NextSeq 550Dx LRM >= 1.3, <= 3.1
    affected: mitigation “For instruments connected to the Internet, the software patch is available for download.” support.illumina.com

From CISA ICS and IT advisories (CSAF, https://github.com/cisagov/CSAF), a U.S. Government work; changed: reduced to products, statuses and remediations. CISA notification · csaf

CISA SSVC

Exploitation
none
Automatable
yes
Technical impact
total
Assessed
18 mo ago

Exploit prediction

1.14% chance of exploitation in the next 30 days, higher than 66% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
CNA 3.1 9.1 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
NVD 3.1 9.1 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
NVD 2.0 6.4 AV:N/AC:L/Au:N/C:P/I:P/A:N

Affected products

  • Illumina NextSeq 550Dx
  • Illumina MiSeq Dx
  • Illumina NextSeq 500 Instrumen
  • Illumina NextSeq 550 Instrument
  • Illumina MiSeq Instrument
  • Illumina iSeq 100 Instrument
  • Illumina MiniSeq Instrument

Classification

Weakness
  • CWE-284 Improper Access Control
  • CWE-306 Missing Authentication for Critical Functionality
  • CWE-862 Missing Authorization

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.