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Fencer Vulns
medium 4.4

CVE-2021-25655 json

URL redirection to untrusted site possible in Avaya Aura Experience Portal

published 2021-06-24 5 y ago modified 2026-06-17 4 mo ago also EUVD-2021-12547

cvss
4.4
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
0.4%
EPSS 0.4% chance of exploitation in 30 days, percentile 32%
public exploits
0
none known

Summary

A vulnerability in the system Service Menu component of Avaya Aura Experience Portal may allow URL Redirection to any untrusted site through a crafted attack. Affected versions include 7.0 through 7.2.3 (without hotfix) and 8.0.0 (without hotfix).

Patch / fix

Exploit prediction

0.38% chance of exploitation in the next 30 days, higher than 32% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
CNA 3.1 4.4 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:L
NVD 3.1 6.1 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
NVD 2.0 5.8 AV:N/AC:M/Au:N/C:P/I:P/A:N

Affected products

  • Avaya Avaya Experience Portal

Classification

Weakness
  • CWE-601 URL Redirection to Untrusted Site

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.