How severe is CVE-2022-35890?

CVE-2022-35890 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2022-35890 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (73rd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2022-35890?

CVE-2022-35890 affects Inductiveautomation Ignition. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2022-35890?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.

When was CVE-2022-35890 published?

CVE-2022-35890 was published on 2022-07-15 and last updated on 2026-06-17.

CVE-2022-35890

CVE-2022-35890 is a critical-severity vulnerability in Inductiveautomation Ignition with a CVSS 3.x base score of 9.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-863.

Key facts

Severity: Critical (CVSS 3.x base score 9.8)
EPSS exploit prediction: 2% (73rd percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-863
Affected product: Inductiveautomation Ignition
Published: 2022-07-15
Last modified: 2026-06-17

Description

An issue was discovered in Inductive Automation Ignition before 7.9.20 and 8.x before 8.1.17. Designer and Vision Client Session IDs are mishandled. An attacker can determine which session IDs were generated in the past and then hijack sessions assigned to these IDs via Randy.

Frequently asked questions

What is CVE-2022-35890?: An issue was discovered in Inductive Automation Ignition before 7.9.20 and 8.x before 8.1.17. Designer and Vision Client Session IDs are mishandled. An attacker can determine which session IDs were generated in the past and then hijack sessions assigned to these IDs via Randy.
How severe is CVE-2022-35890?: CVE-2022-35890 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2022-35890 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (73rd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2022-35890?: CVE-2022-35890 affects Inductiveautomation Ignition. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2022-35890?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
When was CVE-2022-35890 published?: CVE-2022-35890 was published on 2022-07-15 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:inductiveautomation:ignition:*:*:*:*:*:*:*:*

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