CVE-2019-18355

CVE-2019-18355 is a critical-severity vulnerability in Thycotic Secret Server 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-918.

Key facts

Description

An SSRF issue was discovered in the legacy Web launcher in Thycotic Secret Server before 10.7.

Frequently asked questions

What is CVE-2019-18355?
An SSRF issue was discovered in the legacy Web launcher in Thycotic Secret Server before 10.7.
How severe is CVE-2019-18355?
CVE-2019-18355 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-2019-18355 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (71st percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2019-18355?
CVE-2019-18355 affects Thycotic Secret Server. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2019-18355?
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-2019-18355 published?
CVE-2019-18355 was published on 2019-10-23 and last updated on 2026-06-17.

References

Affected products (1)

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