How severe is CVE-2021-4308?

CVE-2021-4308 has a CVSS 3.x base score of 5.5, rated medium severity. It is exploitable over an adjacent network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is low, integrity low, and availability low.

Is CVE-2021-4308 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (48th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2021-4308?

CVE-2021-4308 affects Lboro Webpa. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2021-4308?

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

When was CVE-2021-4308 published?

CVE-2021-4308 was published on 2023-01-08 and last updated on 2026-06-17.

CVE-2021-4308

CVE-2021-4308 is a medium-severity vulnerability in Lboro Webpa with a CVSS 3.x base score of 5.5. 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-89.

Key facts

Severity: Medium (CVSS 3.x base score 5.5)
CVSS v2: 5.2
EPSS exploit prediction: 1% (48th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-89
Affected product: Lboro Webpa
Published: 2023-01-08
Last modified: 2026-06-17

Description

A vulnerability was found in WebPA up to 3.1.1. It has been rated as critical. This issue affects some unknown processing. The manipulation leads to sql injection. Upgrading to version 3.1.2 is able to address this issue. The identifier of the patch is 8836c4f549181e885a68e0e7ca561fdbcbd04bf0. It is recommended to upgrade the affected component. The identifier VDB-217637 was assigned to this vulnerability.

Frequently asked questions

What is CVE-2021-4308?: A vulnerability was found in WebPA up to 3.1.1. It has been rated as critical. This issue affects some unknown processing. The manipulation leads to sql injection. Upgrading to version 3.1.2 is able to address this issue. The identifier of the patch is 8836c4f549181e885a68e0e7ca561fdbcbd04bf0. It is recommended to upgrade the affected component. The identifier VDB-217637 was assigned to this vulnerability.
How severe is CVE-2021-4308?: CVE-2021-4308 has a CVSS 3.x base score of 5.5, rated medium severity. It is exploitable over an adjacent network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is low, integrity low, and availability low.
Is CVE-2021-4308 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (48th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2021-4308?: CVE-2021-4308 affects Lboro Webpa. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2021-4308?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2021-4308 published?: CVE-2021-4308 was published on 2023-01-08 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:lboro:webpa:*:*:*:*:*:*:*:*

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