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Fencer Intel
high 8.8

CVE-2021-41916 json

A Cross-Site Request Forgery (CSRF) vulnerability in webTareas version 2.4 and earlier allows a remote attacker to create a new administrat…

published 5y ago modified 4mo ago also EUVD-2021-28914

cvss
8.8
version 3.1, NVD
cisa kev
Not listed
not in CISA's catalog
epss
0.8%
EPSS 0.8% chance of exploitation in 30 days, percentile 57%
public exploits
0
none known

Summary

A Cross-Site Request Forgery (CSRF) vulnerability in webTareas version 2.4 and earlier allows a remote attacker to create a new administrative profile and add a new user to the new profile. without the victim's knowledge, by enticing an authenticated admin user to visit an attacker's web page.

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Exploit prediction

0.82% chance of exploitation in the next 30 days, higher than 57% 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 8.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
NVD 2.0 6.8 AV:N/AC:M/Au:N/C:P/I:P/A:P

Classification

Weakness
  • CWE-352 Cross-Site Request Forgery

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.