CVE-2021-4308: A vulnerability was found in WebPA up to 3.1.1

Q: How do I fix CVE-2021-4308?

webpa: upgrade to 3.1.2. Exact commands for each OS are on this page.

Q: Is CVE-2021-4308 being exploited?

CVE-2021-4308 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

Q: What does CVE-2021-4308 affect?

CVE-2021-4308 affects webpa. Severity is medium (CVSS 5.5). 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

Q: How urgent is CVE-2021-4308?

Priority 33/100. No elevated risk signals yet.

Routine

MEDIUM 5.5UPGRADE

CVE-2021-4308 is a medium-severity flaw (CVSS 5.5) affecting webpa. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

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.

Why this priority

No elevated risk signals yet

A fixed release or distro patch exists.

Risk facts

CVSS score	5.5 (Medium)
Attack vector	Adjacent network
Attack complexity	Low
Privileges needed	Low
User interaction	None
EPSS exploit chance	0.7% (top 46%)
CISA exploited list	No
Weakness	CWE-89
Published	2023-01-08
Last modified	2026-06-17

Publisher (CNA): VulDB · Vendor: lboro

Last updated 2026-06-17 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2023-01-08 10:15 UTCPublished CVE record published
2026-06-17 04:19 UTCUpdated Record last modified

lboro webpa UPGRADE

Affected: < 3.1.2

Fixed in: 3.1.2

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy webpa || rpm -q webpa || webpa --version

2. UPGRADE to 3.1.2 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade webpa

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade webpa

Note

Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2021-4308?

webpa: upgrade to 3.1.2. Exact commands for each OS are on this page.

Is CVE-2021-4308 being exploited?

CVE-2021-4308 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2021-4308 affect?

CVE-2021-4308 affects webpa. Severity is medium (CVSS 5.5). 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

How urgent is CVE-2021-4308?

Priority 33/100. No elevated risk signals yet.

References

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