How severe is CVE-2023-49926?

CVE-2023-49926 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-2023-49926 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (33rd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2023-49926?

CVE-2023-49926 affects Misp-project Misp. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2023-49926?

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

When was CVE-2023-49926 published?

CVE-2023-49926 was published on 2023-12-03 and last updated on 2026-06-22.

CVE-2023-49926

CVE-2023-49926 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)
EPSS exploit prediction: 0% (33rd percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-79
Affected product: Misp-project Misp
Published: 2023-12-03
Last modified: 2026-06-22

Description

app/Lib/Tools/EventTimelineTool.php in MISP before 2.4.179 allows XSS in the event timeline widget.

Frequently asked questions

What is CVE-2023-49926?: app/Lib/Tools/EventTimelineTool.php in MISP before 2.4.179 allows XSS in the event timeline widget.
How severe is CVE-2023-49926?: CVE-2023-49926 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-2023-49926 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (33rd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-49926?: CVE-2023-49926 affects Misp-project Misp. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2023-49926?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2023-49926 published?: CVE-2023-49926 was published on 2023-12-03 and last updated on 2026-06-22.

References

Affected products (1)

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

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