How severe is CVE-2019-18655?

CVE-2019-18655 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-2019-18655 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-2019-18655?

CVE-2019-18655 affects Upredsun File Sharing Wizard. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2019-18655?

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-2019-18655 published?

CVE-2019-18655 was published on 2019-11-12 and last updated on 2026-06-17.

CVE-2019-18655

CVE-2019-18655 is a critical-severity vulnerability in Upredsun File Sharing Wizard with a CVSS 3.x base score of 9.8. 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-787.

Key facts

Severity: Critical (CVSS 3.x base score 9.8)
CVSS v2: 10.0
EPSS exploit prediction: 15% (96th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-787
Affected product: Upredsun File Sharing Wizard
Published: 2019-11-12
Last modified: 2026-06-17

Description

File Sharing Wizard version 1.5.0 build 2008 is affected by a Structured Exception Handler based buffer overflow vulnerability. An unauthenticated attacker is able to perform remote command execution and obtain a command shell by sending a HTTP GET request including the malicious payload in the URL. A similar issue to CVE-2019-17415, CVE-2019-16724, and CVE-2010-2331.

Frequently asked questions

What is CVE-2019-18655?: File Sharing Wizard version 1.5.0 build 2008 is affected by a Structured Exception Handler based buffer overflow vulnerability. An unauthenticated attacker is able to perform remote command execution and obtain a command shell by sending a HTTP GET request including the malicious payload in the URL. A similar issue to CVE-2019-17415, CVE-2019-16724, and CVE-2010-2331.
How severe is CVE-2019-18655?: CVE-2019-18655 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-2019-18655 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-2019-18655?: CVE-2019-18655 affects Upredsun File Sharing Wizard. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2019-18655?: 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-2019-18655 published?: CVE-2019-18655 was published on 2019-11-12 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:upredsun:file_sharing_wizard:1.5.0:*:*:*:*:*:*:*

More vulnerabilities in Upredsun File Sharing Wizard

CVE-2019-17415 — Critical (CVSS 9.8): A Structured Exception Handler (SEH) based buffer overflow in File Sharing Wizard 1.5.0 26-8-2008 allows remote…
CVE-2019-16724 — Critical (CVSS 9.8): File Sharing Wizard 1.5.0 allows a remote attacker to obtain arbitrary code execution by exploiting a Structured…
CVE-2024-0418 — Medium (CVSS 5.3): A vulnerability has been found in iSharer and upRedSun File Sharing Wizard up to 1.5.0 and classified as problematic.…

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