How severe is CVE-2021-41920?

CVE-2021-41920 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.

Is CVE-2021-41920 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (74th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2021-41920?

CVE-2021-41920 affects Webtareas Project Webtareas. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2021-41920?

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

When was CVE-2021-41920 published?

CVE-2021-41920 was published on 2021-10-08 and last updated on 2026-06-17.

CVE-2021-41920

CVE-2021-41920 is a high-severity vulnerability in Webtareas Project Webtareas with a CVSS 3.x base score of 7.5. 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: High (CVSS 3.x base score 7.5)
CVSS v2: 5.0
EPSS exploit prediction: 2% (74th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-89
Affected product: Webtareas Project Webtareas
Published: 2021-10-08
Last modified: 2026-06-17

Description

webTareas version 2.4 and earlier allows an unauthenticated user to perform Time and Boolean-based blind SQL Injection on the endpoint /includes/library.php, via the sor_cible, sor_champs, and sor_ordre HTTP POST parameters. This allows an attacker to access all the data in the database and obtain access to the webTareas application.

Frequently asked questions

What is CVE-2021-41920?: webTareas version 2.4 and earlier allows an unauthenticated user to perform Time and Boolean-based blind SQL Injection on the endpoint /includes/library.php, via the sor_cible, sor_champs, and sor_ordre HTTP POST parameters. This allows an attacker to access all the data in the database and obtain access to the webTareas application.
How severe is CVE-2021-41920?: CVE-2021-41920 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.
Is CVE-2021-41920 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (74th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2021-41920?: CVE-2021-41920 affects Webtareas Project Webtareas. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2021-41920?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2021-41920 published?: CVE-2021-41920 was published on 2021-10-08 and last updated on 2026-06-17.

References

https://n4nj0.github.io/advisories/webtareas-multiple-vulnerabilities-i/

Affected products (1)

cpe:2.3:a:webtareas_project:webtareas:*:*:*:*:*:*:*:*

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