How severe is CVE-2026-3054?

CVE-2026-3054 has a CVSS 3.x base score of 4.3, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is none, integrity low, and availability none.

Is CVE-2026-3054 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (32nd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2026-3054?

CVE-2026-3054 primarily affects Alinto Sogo. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2026-3054?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

Does CVE-2026-3054 have an EU (EUVD) identifier?

Yes. CVE-2026-3054 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-7411.

When was CVE-2026-3054 published?

CVE-2026-3054 was published on 2026-02-24 and last updated on 2026-06-17.

CVE-2026-3054

CVE-2026-3054 is a medium-severity vulnerability in Alinto Sogo with a CVSS 3.x base score of 4.3. 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 4.3)
CVSS v2: 5.0
CVSS v4: 2.1
EPSS exploit prediction: 0% (32nd percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2026-7411
Weakness: CWE-79
Affected product: Alinto Sogo
Published: 2026-02-24
Last modified: 2026-06-17

Description

A vulnerability was identified in Alinto SOGo 5.12.3/5.12.4. This impacts an unknown function. The manipulation of the argument hint leads to cross site scripting. The attack can be initiated remotely. The exploit is publicly available and might be used. The vendor was contacted early about this disclosure but did not respond in any way.

Frequently asked questions

What is CVE-2026-3054?: A vulnerability was identified in Alinto SOGo 5.12.3/5.12.4. This impacts an unknown function. The manipulation of the argument hint leads to cross site scripting. The attack can be initiated remotely. The exploit is publicly available and might be used. The vendor was contacted early about this disclosure but did not respond in any way.
How severe is CVE-2026-3054?: CVE-2026-3054 has a CVSS 3.x base score of 4.3, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is none, integrity low, and availability none.
Is CVE-2026-3054 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (32nd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2026-3054?: CVE-2026-3054 primarily affects Alinto Sogo. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2026-3054?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2026-3054 have an EU (EUVD) identifier?: Yes. CVE-2026-3054 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-7411.
When was CVE-2026-3054 published?: CVE-2026-3054 was published on 2026-02-24 and last updated on 2026-06-17.

References

Affected products (2)

cpe:2.3:a:alinto:sogo:5.12.3:*:*:*:*:*:*:*
cpe:2.3:a:alinto:sogo:5.12.4:*:*:*:*:*:*:*

More vulnerabilities in Alinto Sogo

CVE-2015-5395 — High (CVSS 8.8): Cross-site request forgery (CSRF) vulnerability in SOGo before 3.1.0.
CVE-2016-6188 — Medium (CVSS 6.5): Memory leak in SOGo 2.3.7 allows remote attackers to cause a denial of service (memory consumption) via a large number…
CVE-2025-71276 — Medium (CVSS 6.4): SOGo before 5.12.5 is prone to a XSS vulnerability with events, tasks, and contacts categories.
CVE-2025-63499 — Medium (CVSS 6.1): Alinto Sogo 5.12.3 is vulnerable to Cross Site Scripting (XSS) via the theme parameter.
CVE-2025-63498 — Medium (CVSS 6.1): alinto SOGo 5.12.3 is vulnerable to Cross Site Scripting (XSS) via the "userName" parameter.
CVE-2024-24510 — Medium (CVSS 6.1): Cross Site Scripting vulnerability in Alinto SOGo before 5.10.0 allows a remote attacker to execute arbitrary code via…

All CVEs affecting Alinto Sogo →

Other CWE-79 (Cross-site Scripting (XSS)) vulnerabilities

CVE-2025-49410 — Critical (CVSS 10.0): Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in Imran Emu TC…
CVE-2024-47875 — Critical (CVSS 10.0): DOMPurify is a DOM-only, super-fast, uber-tolerant XSS sanitizer for HTML, MathML and SVG. DOMpurify was vulnerable to…
CVE-2024-6886 — Critical (CVSS 10.0): Improper Neutralization of Input During Web Page Generation (XSS or 'Cross-site Scripting') vulnerability in Gitea…
CVE-2023-45144 — Critical (CVSS 10.0): com.xwiki.identity-oauth:identity-oauth-ui is a package to aid in building identity and service providers based on…
CVE-2023-45138 — Critical (CVSS 10.0): Change Request is an pplication allowing users to request changes on a wiki without publishing the changes directly.…
CVE-2022-4361 — Critical (CVSS 10.0): Keycloak, an open-source identity and access management solution, has a cross-site scripting (XSS) vulnerability in the…

Browse all CWE-79 (Cross-site Scripting (XSS)) vulnerabilities →