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Fencer Intel
high 7.5

CVE-2021-41920 json

webTareas version 2.4 and earlier allows an unauthenticated user to perform Time and Boolean-based blind SQL Injection on the endpoint /inc…

published 5y ago modified 4mo ago also EUVD-2021-28918

cvss
7.5
version 3.1, NVD
cisa kev
Not listed
not in CISA's catalog
epss
1.7%
EPSS 1.7% chance of exploitation in 30 days, percentile 77%
public exploits
0
none known

Summary

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.

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Exploit prediction

1.73% chance of exploitation in the next 30 days, higher than 77% of all scored CVEs (FIRST EPSS, 2026-11-09).

Exploits and checks

  • n4nj0.github.io https://n4nj0.github.io/advisories/webtareas-multiple-vulnerabilities-i/ referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
NVD 3.1 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
NVD 2.0 5.0 AV:N/AC:L/Au:N/C:P/I:N/A:N

Classification

Weakness
  • CWE-89 Improper Neutralization of Special Elements used in an SQL Command

References

Sources

Fencer Intel keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.