How severe is CVE-2018-11562?

CVE-2018-11562 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-2018-11562 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (52nd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2018-11562?

CVE-2018-11562 affects Misp-project Misp. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2018-11562?

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

When was CVE-2018-11562 published?

CVE-2018-11562 was published on 2018-05-30 and last updated on 2026-06-22.

CVE-2018-11562

CVE-2018-11562 is a medium-severity vulnerability in Misp-project Misp with a CVSS 3.x base score of 6.1. 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-79.

Key facts

Severity: Medium (CVSS 3.x base score 6.1)
CVSS v2: 4.3
EPSS exploit prediction: 1% (52nd percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-79
Affected product: Misp-project Misp
Published: 2018-05-30
Last modified: 2026-06-22

Description

An issue was discovered in MISP 2.4.91. A vulnerability in app/View/Elements/eventattribute.ctp allows reflected XSS if a user clicks on a malicious link for an event view and then clicks on the deleted attributes quick filter.

Frequently asked questions

What is CVE-2018-11562?: An issue was discovered in MISP 2.4.91. A vulnerability in app/View/Elements/eventattribute.ctp allows reflected XSS if a user clicks on a malicious link for an event view and then clicks on the deleted attributes quick filter.
How severe is CVE-2018-11562?: CVE-2018-11562 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-2018-11562 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (52nd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2018-11562?: CVE-2018-11562 affects Misp-project Misp. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2018-11562?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2018-11562 published?: CVE-2018-11562 was published on 2018-05-30 and last updated on 2026-06-22.

References

https://github.com/MISP/MISP/commit/10080096879d1076756f62760d6daf582b6db722

Affected products (1)

cpe:2.3:a:misp-project:misp:2.4.91:*:*:*:*:*:*:*

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