How severe is CVE-2018-7702?

CVE-2018-7702 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-2018-7702 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 15% (96th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2018-7702?

CVE-2018-7702 affects Securenvoy Securmail. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2018-7702?

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-2018-7702 published?

CVE-2018-7702 was published on 2018-03-15 and last updated on 2026-06-17.

CVE-2018-7702

CVE-2018-7702 is a critical-severity vulnerability in Securenvoy Securmail with a CVSS 3.x base score of 9.1. Its EPSS exploit-prediction score of 15% places it in the 96th percentile, indicating an elevated likelihood of exploitation. The underlying weakness is classified as CWE-862.

Key facts

Severity: Critical (CVSS 3.x base score 9.1)
CVSS v2: 6.4
EPSS exploit prediction: 15% (96th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-862
Affected product: Securenvoy Securmail
Published: 2018-03-15
Last modified: 2026-06-17

Description

SecurEnvoy SecurMail before 9.2.501 allows remote attackers to spoof transmission of arbitrary e-mail messages, resend e-mail messages to arbitrary recipients, or modify arbitrary message bodies and attachments by leveraging missing authentication and authorization.

Frequently asked questions

What is CVE-2018-7702?: SecurEnvoy SecurMail before 9.2.501 allows remote attackers to spoof transmission of arbitrary e-mail messages, resend e-mail messages to arbitrary recipients, or modify arbitrary message bodies and attachments by leveraging missing authentication and authorization.
How severe is CVE-2018-7702?: CVE-2018-7702 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-2018-7702 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 15% (96th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2018-7702?: CVE-2018-7702 affects Securenvoy Securmail. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2018-7702?: 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-2018-7702 published?: CVE-2018-7702 was published on 2018-03-15 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:securenvoy:securmail:*:*:*:*:*:*:*:*

More vulnerabilities in Securenvoy Securmail

CVE-2020-13376 — Critical (CVSS 9.0): SecurEnvoy SecurMail 9.3.503 allows attackers to upload executable files and achieve OS command execution via a crafted…
CVE-2018-7705 — High (CVSS 8.1): Directory traversal vulnerability in SecurEnvoy SecurMail before 9.2.501 allows remote authenticated users to read…
CVE-2018-7706 — Medium (CVSS 6.5): Directory traversal vulnerability in SecurEnvoy SecurMail before 9.2.501 allows remote authenticated users to read…
CVE-2018-7704 — Medium (CVSS 6.5): SecurEnvoy SecurMail before 9.2.501 allows remote authenticated users to read arbitrary e-mail messages via the option1…
CVE-2018-7701 — Medium (CVSS 6.5): Multiple cross-site request forgery (CSRF) vulnerabilities in SecurEnvoy SecurMail before 9.2.501 allow remote…
CVE-2018-7707 — Medium (CVSS 6.1): Cross-site scripting (XSS) vulnerability in SecurEnvoy SecurMail before 9.2.501 allows remote attackers to inject…

All CVEs affecting Securenvoy Securmail →

Other CWE-862 (Missing Authorization) vulnerabilities

CVE-2026-0092 — Critical (CVSS 10.0): In Package Manager, there is a possible device lock controller bypass due to a missing permission check. This could…
CVE-2026-33712 — Critical (CVSS 10.0): Typebot is a chatbot builder tool. In versions 3.15.2 and prior, the preview chat endpoint (POST…
CVE-2026-2031 — Critical (CVSS 10.0): An Improper Access Control vulnerability in several internal API endpoints for Google Cloud Application Integration…
CVE-2026-34976 — Critical (CVSS 10.0): Dgraph is an open source distributed GraphQL database. Prior to 25.3.1, the restoreTenant admin mutation is missing…
CVE-2025-30416 — Critical (CVSS 10.0): Sensitive data disclosure and manipulation due to missing authorization. The following products are affected: Acronis…
CVE-2025-45854 — Critical (CVSS 10.0): /server/executeExec of JEHC-BPM 2.0.1 allows attackers to execute arbitrary code via execParams.

Browse all CWE-862 (Missing Authorization) vulnerabilities →