How severe is CVE-2021-43481?

CVE-2021-43481 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2021-43481 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 6% (92nd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2021-43481?

CVE-2021-43481 primarily affects Webtareas Project Webtareas. In total, 3 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2021-43481?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.

When was CVE-2021-43481 published?

CVE-2021-43481 was published on 2022-04-20 and last updated on 2026-06-17.

CVE-2021-43481

CVE-2021-43481 is a critical-severity vulnerability in Webtareas Project Webtareas with a CVSS 3.x base score of 9.8. 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: Critical (CVSS 3.x base score 9.8)
CVSS v2: 7.5
EPSS exploit prediction: 6% (92nd percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-89
Affected product: Webtareas Project Webtareas
Published: 2022-04-20
Last modified: 2026-06-17

Description

An SQL Injection vulnerability exists in Webtareas 2.4p3 and earlier via the $uq HTTP POST parameter in editapprovalstage.php.

Frequently asked questions

What is CVE-2021-43481?: An SQL Injection vulnerability exists in Webtareas 2.4p3 and earlier via the $uq HTTP POST parameter in editapprovalstage.php.
How severe is CVE-2021-43481?: CVE-2021-43481 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2021-43481 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 6% (92nd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2021-43481?: CVE-2021-43481 primarily affects Webtareas Project Webtareas. In total, 3 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2021-43481?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
When was CVE-2021-43481 published?: CVE-2021-43481 was published on 2022-04-20 and last updated on 2026-06-17.

References

Affected products (3)

cpe:2.3:a:webtareas_project:webtareas:*:*:*:*:*:*:*:*
cpe:2.3:a:webtareas_project:webtareas:2.4:-:*:*:*:*:*:*
cpe:2.3:a:webtareas_project:webtareas:2.4:p3:*:*:*:*:*:*

More vulnerabilities in Webtareas Project Webtareas

CVE-2022-44291 — Critical (CVSS 9.8): webTareas 2.4p5 was discovered to contain a SQL injection vulnerability via the id parameter in phasesets.php.
CVE-2022-44290 — Critical (CVSS 9.8): webTareas 2.4p5 was discovered to contain a SQL injection vulnerability via the id parameter in…
CVE-2023-53971 — High (CVSS 8.8): WebTareas 2.4 contains a file upload vulnerability that allows authenticated users to upload malicious PHP files…
CVE-2021-41919 — High (CVSS 8.8): webTareas version 2.4 and earlier allows an authenticated user to arbitrarily upload potentially dangerous files…
CVE-2021-41916 — High (CVSS 8.8): A Cross-Site Request Forgery (CSRF) vulnerability in webTareas version 2.4 and earlier allows a remote attacker to…
CVE-2023-53972 — High (CVSS 7.5): WebTareas 2.4 contains a SQL injection vulnerability in the webTareasSID cookie parameter that allows unauthenticated…

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