How severe is CVE-2023-6420?

CVE-2023-6420 has a CVSS 3.x base score of 6.5, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity none, and availability none.

Is CVE-2023-6420 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (41st percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2023-6420?

CVE-2023-6420 affects Aatifaneeq Voovi. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2023-6420?

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

When was CVE-2023-6420 published?

CVE-2023-6420 was published on 2023-11-30 and last updated on 2026-06-17.

CVE-2023-6420

CVE-2023-6420 is a medium-severity vulnerability in Aatifaneeq Voovi with a CVSS 3.x base score of 6.5. 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 6.5)
EPSS exploit prediction: 1% (41st percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-79
Affected product: Aatifaneeq Voovi
Published: 2023-11-30
Last modified: 2026-06-17

Description

A vulnerability has been reported in Voovi Social Networking Script version 1.0 that allows a XSS via signup2.php in the emailadd parameter, the exploitation of which could allow a remote attacker to send a specially crafted JavaScript payload and partially take over the browser session of an authenticated user.

Frequently asked questions

What is CVE-2023-6420?: A vulnerability has been reported in Voovi Social Networking Script version 1.0 that allows a XSS via signup2.php in the emailadd parameter, the exploitation of which could allow a remote attacker to send a specially crafted JavaScript payload and partially take over the browser session of an authenticated user.
How severe is CVE-2023-6420?: CVE-2023-6420 has a CVSS 3.x base score of 6.5, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity none, and availability none.
Is CVE-2023-6420 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (41st percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-6420?: CVE-2023-6420 affects Aatifaneeq Voovi. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2023-6420?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2023-6420 published?: CVE-2023-6420 was published on 2023-11-30 and last updated on 2026-06-17.

References

https://www.incibe.es/en/incibe-cert/notices/aviso/multiple-vulnerabilities-voovi-social-networking-script

Affected products (1)

cpe:2.3:a:aatifaneeq:voovi:1.0:*:*:*:*:*:*:*

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