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Fencer Vulns
low 2.3

CVE-2021-27759 json

This vulnerability arises because the application allows the user to perform some sensitive action without verifying that the request was s…

published 2022-05-06 4 y ago modified 2026-06-17 4 mo ago also EUVD-2021-14500

cvss
2.3
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
0.3%
EPSS 0.3% chance of exploitation in 30 days, percentile 22%
public exploits
0
none known

Summary

This vulnerability arises because the application allows the user to perform some sensitive action without verifying that the request was sent intentionally. An attacker can cause a victim's browser to emit an HTTP request to an arbitrary URL in the application.

Patch / fix

  • hcltech bigfix_inventory 10.0.7.0

Exploit prediction

0.30% chance of exploitation in the next 30 days, higher than 22% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
CNA 3.1 2.3 CVSS:3.1/AV:A/AC:H/PR:L/UI:R/S:U/C:L/I:N/A:N/E:F/RL:U/RC:C/CR:L/IR:L/AR:L/MAV:A/MAC:H/MPR:L/MUI:R/MS:U/MC:X/MI:N/MA:N
CNA 3.1 2.3 CVSS:3.1/AV:A/AC:H/PR:L/UI:R/S:U/C:L/I:N/A:N
NVD 3.1 6.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N
NVD 2.0 4.3 AV:N/AC:M/Au:N/C:N/I:P/A:N

Affected products

  • HCL Software HCL BigFix Inventory

Classification

Weakness
  • CWE-352 Cross-Site Request Forgery
  • CWE-345 Insufficient Verification of Data Authenticity

References

Sources

Fencer Vulns 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.