How severe is CVE-2024-31421?

CVE-2024-31421 has a CVSS 3.x base score of 4.3, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is none, integrity low, and availability none.

Is CVE-2024-31421 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (29th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2024-31421?

CVE-2024-31421 affects Supsystic Popup. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2024-31421?

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

Does CVE-2024-31421 have an EU (EUVD) identifier?

Yes. CVE-2024-31421 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-29310.

When was CVE-2024-31421 published?

CVE-2024-31421 was published on 2024-04-15 and last updated on 2026-06-17.

CVE-2024-31421

CVE-2024-31421 is a medium-severity vulnerability in Supsystic Popup with a CVSS 3.x base score of 4.3. 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-862.

Key facts

Severity: Medium (CVSS 3.x base score 4.3)
EPSS exploit prediction: 0% (29th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2024-29310
Weakness: CWE-862
Affected product: Supsystic Popup
Published: 2024-04-15
Last modified: 2026-06-17

Description

Missing Authorization vulnerability in supsystic Popup by Supsystic popup-by-supsystic.This issue affects Popup by Supsystic: from n/a through <= 1.10.27.

Frequently asked questions

What is CVE-2024-31421?: Missing Authorization vulnerability in supsystic Popup by Supsystic popup-by-supsystic.This issue affects Popup by Supsystic: from n/a through <= 1.10.27.
How severe is CVE-2024-31421?: CVE-2024-31421 has a CVSS 3.x base score of 4.3, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is none, integrity low, and availability none.
Is CVE-2024-31421 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (29th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2024-31421?: CVE-2024-31421 affects Supsystic Popup. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2024-31421?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2024-31421 have an EU (EUVD) identifier?: Yes. CVE-2024-31421 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-29310.
When was CVE-2024-31421 published?: CVE-2024-31421 was published on 2024-04-15 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:supsystic:popup:*:*:*:*:*:wordpress:*:*

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