URL redirection to untrusted site possible in Avaya Aura Experience Portal

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

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

links 1

downloads.avaya.com/css/P8/documents/101076234 advisory

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Exploit prediction

0.38% chance of exploitation in the next 30 days, higher than 32% of all scored CVEs (FIRST EPSS, 2026-11-09).

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

downloads.avaya.com /css/P8/documents/101076234
patch, vendor-advisory

Sources

CVE List CVE-2021-25655
NVD CVE-2021-25655

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