How severe is CVE-2023-6354?

CVE-2023-6354 has a CVSS 3.x base score of 5.3, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is low, integrity none, and availability none.

Is CVE-2023-6354 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (58th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2023-6354?

CVE-2023-6354 affects Tylertech Court Case Management Plus. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2023-6354?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2023-6354 published?

CVE-2023-6354 was published on 2023-11-30 and last updated on 2026-06-17.

CVE-2023-6354

CVE-2023-6354 is a medium-severity vulnerability in Tylertech Court Case Management Plus with a CVSS 3.x base score of 5.3. 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-287.

Key facts

Severity: Medium (CVSS 3.x base score 5.3)
EPSS exploit prediction: 1% (58th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-287
Affected product: Tylertech Court Case Management Plus
Published: 2023-11-30
Last modified: 2026-06-17

Description

Tyler Technologies Magistrate Court Case Management Plus allows an unauthenticated, remote attacker to upload, delete, and view files by manipulating the PDFViewer.aspx 'filename' parameter.

Frequently asked questions

What is CVE-2023-6354?: Tyler Technologies Magistrate Court Case Management Plus allows an unauthenticated, remote attacker to upload, delete, and view files by manipulating the PDFViewer.aspx 'filename' parameter.
How severe is CVE-2023-6354?: CVE-2023-6354 has a CVSS 3.x base score of 5.3, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is low, integrity none, and availability none.
Is CVE-2023-6354 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (58th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-6354?: CVE-2023-6354 affects Tylertech Court Case Management Plus. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2023-6354?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2023-6354 published?: CVE-2023-6354 was published on 2023-11-30 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:tylertech:court_case_management_plus:-:*:*:*:*:*:*:*

More vulnerabilities in Tylertech Court Case Management Plus

CVE-2023-6375 — Medium (CVSS 5.3): Tyler Technologies Court Case Management Plus may store backups in a location that can be accessed by a remote,…
CVE-2023-6353 — Medium (CVSS 5.3): Tyler Technologies Civil and Criminal Electronic Filing allows an unauthenticated, remote attacker to upload, delete,…
CVE-2023-6344 — Medium (CVSS 5.3): Tyler Technologies Court Case Management Plus allows a remote, unauthenticated attacker to enumerate directories using…
CVE-2023-6343 — Medium (CVSS 5.3): Tyler Technologies Court Case Management Plus allows a remote, unauthenticated attacker to enumerate and access…
CVE-2023-6342 — Medium (CVSS 5.3): Tyler Technologies Court Case Management Plus allows a remote attacker to authenticate as any user by manipulating at…

All CVEs affecting Tylertech Court Case Management Plus →

Other CWE-287 (Improper Authentication) vulnerabilities

CVE-2026-45480 — Critical (CVSS 10.0): Improper authentication in Azure Active Directory allows an unauthorized attacker to elevate privileges over a network.
CVE-2026-46389 — Critical (CVSS 10.0): UDS Identity Config builds the Keycloak configuration image (realm, plugins, theme, truststore, JARs) consumed by UDS…
CVE-2026-10611 — Critical (CVSS 10.0): An authentication bypass vulnerability exists in MISP when LDAP mixed authentication is enabled with OTP enforcement.…
CVE-2026-47280 — Critical (CVSS 10.0): Improper authentication in Azure Resource Manager (ARM) allows an unauthorized attacker to elevate privileges over a…
CVE-2026-42822 — Critical (CVSS 10.0): Improper authentication in Azure Local Disconnected Operations allows an unauthorized attacker to elevate privileges…
CVE-2026-20182 — Critical (CVSS 10.0): May 2026: This security advisory provides the details and fix information for a vulnerability that was discovered and…

Browse all CWE-287 (Improper Authentication) vulnerabilities →