How severe is CVE-2021-20509?

CVE-2021-20509 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-2021-20509 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (75th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2021-20509?

CVE-2021-20509 affects Ibm Maximo Asset Management. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2021-20509?

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-2021-20509 published?

CVE-2021-20509 was published on 2021-08-12 and last updated on 2026-06-17.

CVE-2021-20509

CVE-2021-20509 is a critical-severity vulnerability in Ibm Maximo Asset Management 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-74.

Key facts

Severity: Critical (CVSS 3.x base score 9.8)
CVSS v2: 10.0
EPSS exploit prediction: 2% (75th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-74
Affected product: Ibm Maximo Asset Management
Published: 2021-08-12
Last modified: 2026-06-17

Description

IBM Maximo Asset Management 7.6.0 and 7.6.1 is potentially vulnerable to CSV Injection. A remote attacker could execute arbitrary commands on the system, caused by improper validation of csv file contents. IBM X-Force ID: 198243.

Frequently asked questions

What is CVE-2021-20509?: IBM Maximo Asset Management 7.6.0 and 7.6.1 is potentially vulnerable to CSV Injection. A remote attacker could execute arbitrary commands on the system, caused by improper validation of csv file contents. IBM X-Force ID: 198243.
How severe is CVE-2021-20509?: CVE-2021-20509 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-2021-20509 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (75th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2021-20509?: CVE-2021-20509 affects Ibm Maximo Asset Management. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2021-20509?: 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-2021-20509 published?: CVE-2021-20509 was published on 2021-08-12 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:ibm:maximo_asset_management:*:*:*:*:*:*:*:*

More vulnerabilities in Ibm Maximo Asset Management

CVE-2020-4493 — Critical (CVSS 9.8): IBM Maximo Asset Management 7.6.0 and 7.6.1 could allow an attacker to bypass authentication and issue commands using a…
CVE-2013-3323 — Critical (CVSS 9.8): A Privilege Escalation Vulnerability exists in IBM Maximo Asset Management 7.5, 7.1, and 6.2, when WebSeal with Basic…
CVE-2017-1175 — Critical (CVSS 9.8): IBM Maximo Asset Management 7.1, 7.5, and 7.6 is vulnerable to SQL injection. A remote attacker could send…
CVE-2020-4521 — High (CVSS 8.8): IBM Maximo Asset Management 7.6.0 and 7.6.1 could allow a remote authenticated attacker to execute arbitrary code on…
CVE-2018-1524 — High (CVSS 8.8): IBM Maximo Asset Management 7.6 through 7.6.3 installs with a default administrator account that a remote intruder…
CVE-2018-1414 — High (CVSS 8.8): IBM Maximo Asset Management 7.5 and 7.6 is vulnerable to SQL injection. A remote attacker could send specially-crafted…

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