How severe is CVE-2019-10754?

CVE-2019-10754 has a CVSS 3.x base score of 8.1, rated high severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability none.

Is CVE-2019-10754 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-2019-10754?

CVE-2019-10754 primarily affects Apereo Central Authentication Service. In total, 5 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2019-10754?

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

When was CVE-2019-10754 published?

CVE-2019-10754 was published on 2019-09-23 and last updated on 2026-06-17.

CVE-2019-10754

CVE-2019-10754 is a high-severity vulnerability in Apereo Central Authentication Service with a CVSS 3.x base score of 8.1. 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-338.

Key facts

Severity: High (CVSS 3.x base score 8.1)
CVSS v2: 5.5
EPSS exploit prediction: 2% (75th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-338
Affected product: Apereo Central Authentication Service
Published: 2019-09-23
Last modified: 2026-06-17

Description

Multiple classes used within Apereo CAS before release 6.1.0-RC5 makes use of apache commons-lang3 RandomStringUtils for token and ID generation which makes them predictable due to RandomStringUtils PRNG's algorithm not being cryptographically strong.

Frequently asked questions

What is CVE-2019-10754?: Multiple classes used within Apereo CAS before release 6.1.0-RC5 makes use of apache commons-lang3 RandomStringUtils for token and ID generation which makes them predictable due to RandomStringUtils PRNG's algorithm not being cryptographically strong.
How severe is CVE-2019-10754?: CVE-2019-10754 has a CVSS 3.x base score of 8.1, rated high severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability none.
Is CVE-2019-10754 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-2019-10754?: CVE-2019-10754 primarily affects Apereo Central Authentication Service. In total, 5 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2019-10754?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2019-10754 published?: CVE-2019-10754 was published on 2019-09-23 and last updated on 2026-06-17.

References

Affected products (5)

cpe:2.3:a:apereo:central_authentication_service:*:*:*:*:*:*:*:*
cpe:2.3:a:apereo:central_authentication_service:6.1.0:rc1:*:*:*:*:*:*
cpe:2.3:a:apereo:central_authentication_service:6.1.0:rc2:*:*:*:*:*:*
cpe:2.3:a:apereo:central_authentication_service:6.1.0:rc3:*:*:*:*:*:*
cpe:2.3:a:apereo:central_authentication_service:6.1.0:rc4:*:*:*:*:*:*

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