CVE-2021-25656
CVE-2021-25656 is a medium-severity vulnerability in Avaya Aura Experience Portal with a CVSS 3.x base score of 5.3. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-79.
Key facts
- Severity: Medium (CVSS 3.x base score 5.3)
- CVSS v2: 3.5
- EPSS exploit prediction: 0% (26th percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-79
- Affected product: Avaya Aura Experience Portal
- Published:
- Last modified:
Description
Stored XSS injection vulnerabilities were discovered in the Avaya Aura Experience Portal Web management which could allow an authenticated user to potentially disclose sensitive information. Affected versions include 7.0 through 7.2.3 (without hotfix) and 8.0.0 (without hotfix).
Frequently asked questions
- What is CVE-2021-25656?
- Stored XSS injection vulnerabilities were discovered in the Avaya Aura Experience Portal Web management which could allow an authenticated user to potentially disclose sensitive information. Affected versions include 7.0 through 7.2.3 (without hotfix) and 8.0.0 (without hotfix).
- How severe is CVE-2021-25656?
- CVE-2021-25656 has a CVSS 3.x base score of 5.3, rated medium severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is low, integrity low, and availability low.
- Is CVE-2021-25656 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (26th percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2021-25656?
- CVE-2021-25656 primarily affects Avaya Aura Experience Portal. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
- How do I fix CVE-2021-25656?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
- When was CVE-2021-25656 published?
- CVE-2021-25656 was published on 2021-06-24 and last updated on 2026-06-17.
References
Affected products (2)
- cpe:2.3:a:avaya:aura_experience_portal:*:*:*:*:*:*:*:*
- cpe:2.3:a:avaya:aura_experience_portal:8.0.0:*:*:*:*:*:*:*
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