How severe is CVE-2018-5550?

CVE-2018-5550 has a CVSS 3.x base score of 6.1, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.

Is CVE-2018-5550 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 37% (98th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2018-5550?

CVE-2018-5550 affects Epson Airprint. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2018-5550?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2018-5550 published?

CVE-2018-5550 was published on 2018-02-08 and last updated on 2026-06-17.

CVE-2018-5550

CVE-2018-5550 is a medium-severity vulnerability in Epson Airprint with a CVSS 3.x base score of 6.1. Its EPSS exploit-prediction score of 37% places it in the 98th percentile, indicating an elevated likelihood of exploitation. The underlying weakness is classified as CWE-79.

Key facts

Severity: Medium (CVSS 3.x base score 6.1)
CVSS v2: 4.3
EPSS exploit prediction: 37% (98th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-79
Affected product: Epson Airprint
Published: 2018-02-08
Last modified: 2026-06-17

Description

Versions of Epson AirPrint released prior to January 19, 2018 contain a reflective cross-site scripting (XSS) vulnerability, which can allow untrusted users on the network to hijack a session cookie or perform other reflected XSS attacks on a currently logged-on user.

Frequently asked questions

What is CVE-2018-5550?: Versions of Epson AirPrint released prior to January 19, 2018 contain a reflective cross-site scripting (XSS) vulnerability, which can allow untrusted users on the network to hijack a session cookie or perform other reflected XSS attacks on a currently logged-on user.
How severe is CVE-2018-5550?: CVE-2018-5550 has a CVSS 3.x base score of 6.1, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.
Is CVE-2018-5550 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 37% (98th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2018-5550?: CVE-2018-5550 affects Epson Airprint. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2018-5550?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2018-5550 published?: CVE-2018-5550 was published on 2018-02-08 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:epson:airprint:*:*:*:*:*:*:*:*

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