How severe is CVE-2023-36649?

CVE-2023-36649 has a CVSS 3.x base score of 9.1, 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 none.

Is CVE-2023-36649 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (55th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2023-36649?

CVE-2023-36649 affects Prolion Cryptospike. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2023-36649?

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-2023-36649 published?

CVE-2023-36649 was published on 2023-12-12 and last updated on 2026-06-17.

CVE-2023-36649

CVE-2023-36649 is a critical-severity vulnerability in Prolion Cryptospike with a CVSS 3.x base score of 9.1. 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-532.

Key facts

Severity: Critical (CVSS 3.x base score 9.1)
EPSS exploit prediction: 1% (55th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-532
Affected product: Prolion Cryptospike
Published: 2023-12-12
Last modified: 2026-06-17

Description

Insertion of sensitive information in the centralized (Grafana) logging system in ProLion CryptoSpike 3.0.15P2 allows remote attackers to impersonate other users in web management and the REST API by reading JWT tokens from logs (as a Granafa authenticated user) or from the Loki REST API without authentication.

Frequently asked questions

What is CVE-2023-36649?: Insertion of sensitive information in the centralized (Grafana) logging system in ProLion CryptoSpike 3.0.15P2 allows remote attackers to impersonate other users in web management and the REST API by reading JWT tokens from logs (as a Granafa authenticated user) or from the Loki REST API without authentication.
How severe is CVE-2023-36649?: CVE-2023-36649 has a CVSS 3.x base score of 9.1, 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 none.
Is CVE-2023-36649 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (55th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-36649?: CVE-2023-36649 affects Prolion Cryptospike. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2023-36649?: 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-2023-36649 published?: CVE-2023-36649 was published on 2023-12-12 and last updated on 2026-06-17.

References

https://www.cvcn.gov.it/cvcn/cve/CVE-2023-36649

Affected products (1)

cpe:2.3:a:prolion:cryptospike:3.0.15:p2:*:*:*:*:*:*

More vulnerabilities in Prolion Cryptospike

CVE-2023-36655 — Critical (CVSS 9.8): The login REST API in ProLion CryptoSpike 3.0.15P2 (when LDAP or Active Directory is used as the users store) allows a…
CVE-2023-36646 — High (CVSS 8.8): Incorrect user role checking in multiple REST API endpoints in ProLion CryptoSpike 3.0.15P2 allows a remote attacker…
CVE-2023-36648 — High (CVSS 8.2): Missing authentication in the internal data streaming system in ProLion CryptoSpike 3.0.15P2 allows remote…
CVE-2023-36647 — High (CVSS 7.5): A hard-coded cryptographic private key used to sign JWT authentication tokens in ProLion CryptoSpike 3.0.15P2 allows…
CVE-2023-36651 — High (CVSS 7.2): Hidden and hard-coded credentials in ProLion CryptoSpike 3.0.15P2 allow remote attackers to login to web management as…
CVE-2023-36650 — High (CVSS 7.2): A missing integrity check in the update system in ProLion CryptoSpike 3.0.15P2 allows attackers to execute OS commands…

All CVEs affecting Prolion Cryptospike →

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