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Fencer Vulns
medium 4.3

CVE-2021-31929 json

Annex Cloud Loyalty Experience Platform <2021.1.0.1 allows any authenticated attacker to modify loyalty campaigns and settings, such as fra…

published 2021-06-10 5 y ago modified 2026-06-17 4 mo ago also EUVD-2021-18802

cvss
4.3
version 3.1, NVD
cisa kev
Not listed
not in CISA's catalog
epss
0.5%
EPSS 0.5% chance of exploitation in 30 days, percentile 43%
public exploits
0
none known

Summary

Annex Cloud Loyalty Experience Platform <2021.1.0.1 allows any authenticated attacker to modify loyalty campaigns and settings, such as fraud prevention, coupon groups, email templates, or referrals.

Patch / fix

  • annexcloud loyalty_experience_platform 2021.1.0.1

Exploit prediction

0.51% chance of exploitation in the next 30 days, higher than 43% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
NVD 3.1 4.3 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N
NVD 2.0 4.0 AV:N/AC:L/Au:S/C:N/I:P/A:N

Classification

Weakness
  • CWE-732 Incorrect Permission Assignment for Critical Resource

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.