How severe is CVE-2023-36994?

CVE-2023-36994 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-2023-36994 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-2023-36994?

CVE-2023-36994 primarily affects Travianz Project Travianz. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2023-36994?

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-2023-36994 published?

CVE-2023-36994 was published on 2023-07-07 and last updated on 2026-06-17.

CVE-2023-36994

CVE-2023-36994 is a critical-severity vulnerability in Travianz Project Travianz 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: 1% (55th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-863
Affected product: Travianz Project Travianz
Published: 2023-07-07
Last modified: 2026-06-17

Description

In TravianZ 8.3.4 and 8.3.3, Incorrect Access Control in the installation script allows an attacker to overwrite the server configuration and inject PHP code.

Frequently asked questions

What is CVE-2023-36994?: In TravianZ 8.3.4 and 8.3.3, Incorrect Access Control in the installation script allows an attacker to overwrite the server configuration and inject PHP code.
How severe is CVE-2023-36994?: CVE-2023-36994 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-2023-36994 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-2023-36994?: CVE-2023-36994 primarily affects Travianz Project Travianz. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2023-36994?: 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-2023-36994 published?: CVE-2023-36994 was published on 2023-07-07 and last updated on 2026-06-17.

References

https://bramdoessecurity.com/travianz-hacked/

Affected products (2)

cpe:2.3:a:travianz_project:travianz:8.3.3:-:*:*:*:*:*:*
cpe:2.3:a:travianz_project:travianz:8.3.4:*:*:*:*:*:*:*

More vulnerabilities in Travianz Project Travianz

CVE-2023-36993 — Critical (CVSS 9.8): The cryptographically insecure random number generator being used in TravianZ 8.3.4 and 8.3.3 in the password reset…
CVE-2023-36992 — High (CVSS 7.2): PHP injection in TravianZ 8.3.4 and 8.3.3 in the config editor in the admin page allows remote attackers to execute PHP…
CVE-2023-36995 — Medium (CVSS 6.1): TravianZ through 8.3.4 allows XSS via the Alliance tag/name, the statistics page, the link preferences, the Admin Logs,…

All CVEs affecting Travianz Project Travianz →

Other CWE-863 (Incorrect Authorization) vulnerabilities

CVE-2026-48286 — Critical (CVSS 10.0): Adobe Campaign Classic (ACC) versions 7.4.3 build 9396 and earlier are affected by an Incorrect Authorization…
CVE-2026-48303 — Critical (CVSS 10.0): Adobe Campaign Classic (ACC) versions 7.4.3 build 9394 and earlier are affected by an Incorrect Authorization…
CVE-2026-44330 — Critical (CVSS 10.0): free5GC is an open-source implementation of the 5G core network. Prior to 4.2.2, free5GC's NEF mounts the…
CVE-2026-46595 — Critical (CVSS 10.0): Previously, CVE-2024-45337 fixed an authorization bypass for misused ssh server configurations; if any other type of…
CVE-2026-33105 — Critical (CVSS 10.0): Improper authorization in Microsoft Azure Kubernetes Service allows an unauthorized attacker to elevate privileges over…
CVE-2026-32213 — Critical (CVSS 10.0): Improper authorization in Azure AI Foundry allows an unauthorized attacker to elevate privileges over a network.

Browse all CWE-863 (Incorrect Authorization) vulnerabilities →