How severe is CVE-2020-11803?

CVE-2020-11803 has a CVSS 3.x base score of 8.8, 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 high.

Is CVE-2020-11803 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 8% (94th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2020-11803?

CVE-2020-11803 affects Titanhq Spamtitan. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2020-11803?

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-2020-11803 published?

CVE-2020-11803 was published on 2020-09-17 and last updated on 2026-06-17.

CVE-2020-11803

CVE-2020-11803 is a high-severity vulnerability in Titanhq Spamtitan with a CVSS 3.x base score of 8.8. 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-94.

Key facts

Severity: High (CVSS 3.x base score 8.8)
CVSS v2: 6.5
EPSS exploit prediction: 8% (94th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-94
Affected product: Titanhq Spamtitan
Published: 2020-09-17
Last modified: 2026-06-17

Description

An issue was discovered in Titan SpamTitan 7.07. Improper sanitization of the parameter jaction when interacting with the page mailqueue.php could lead to PHP code evaluation server-side, because the user-provided input is passed directly to the php eval() function. The user has to be authenticated on the web platform before interacting with the page.

Frequently asked questions

What is CVE-2020-11803?: An issue was discovered in Titan SpamTitan 7.07. Improper sanitization of the parameter jaction when interacting with the page mailqueue.php could lead to PHP code evaluation server-side, because the user-provided input is passed directly to the php eval() function. The user has to be authenticated on the web platform before interacting with the page.
How severe is CVE-2020-11803?: CVE-2020-11803 has a CVSS 3.x base score of 8.8, 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 high.
Is CVE-2020-11803 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 8% (94th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2020-11803?: CVE-2020-11803 affects Titanhq Spamtitan. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2020-11803?: 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-2020-11803 published?: CVE-2020-11803 was published on 2020-09-17 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:titanhq:spamtitan:7.07:*:*:*:*:*:*:*

More vulnerabilities in Titanhq Spamtitan

CVE-2020-11698 — Critical (CVSS 9.8): An issue was discovered in Titan SpamTitan 7.07. Improper input sanitization of the parameter community on the page…
CVE-2020-11804 — High (CVSS 8.8): An issue was discovered in Titan SpamTitan 7.07. Due to improper sanitization of the parameter quid, used in the page…
CVE-2020-11699 — High (CVSS 8.8): An issue was discovered in Titan SpamTitan 7.07. Improper validation of the parameter fname on the page certs-x.php…
CVE-2019-6800 — High (CVSS 7.5): In TitanHQ SpamTitan through 7.03, a vulnerability exists in the spam rule update function. Updates are downloaded over…
CVE-2020-24046 — High (CVSS 7.2): A sandbox escape issue was discovered in TitanHQ SpamTitan Gateway 7.07. It limits the admin user to a restricted…
CVE-2020-24045 — High (CVSS 7.2): A sandbox escape issue was discovered in TitanHQ SpamTitan Gateway 7.07. It limits the admin user to a restricted…

All CVEs affecting Titanhq Spamtitan →

Other CWE-94 (Code Injection) vulnerabilities

CVE-2026-57624 — Critical (CVSS 10.0): Unauthenticated Remote Code Execution (RCE) in Blocksy Companion Pro <= 2.1.46 versions.
CVE-2026-10134 — Critical (CVSS 10.0): IBM Langflow OSS 1.0.0 through 1.9.3 allows an attacker to read every secret available to the Langflow process, read…
CVE-2026-53576 — Critical (CVSS 10.0): Kestra is an open-source, event-driven orchestration platform. Prior to 1.0.45 and 1.3.21, the authentication filter…
CVE-2026-10561 — Critical (CVSS 10.0): IBM Langflow OSS 1.0.0 through 1.9.3 has an vulnerability due to an improper isolation of Python execution combined…
CVE-2026-25470 — Critical (CVSS 10.0): Improper Control of Generation of Code ('Code Injection') vulnerability in ACPT ACPT (Pro) - Custom Post Types Plugin…
CVE-2026-48836 — Critical (CVSS 10.0): Unauthenticated Remote Code Execution (RCE) in Easy Invoice <= 2.1.19 versions.

Browse all CWE-94 (Code Injection) vulnerabilities →