How severe is CVE-2025-21077?

CVE-2025-21077 has a CVSS 3.x base score of 3.3, rated low severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is low, integrity none, and availability none.

Is CVE-2025-21077 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (1st percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2025-21077?

CVE-2025-21077 affects Samsung Email. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2025-21077?

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

Does CVE-2025-21077 have an EU (EUVD) identifier?

Yes. CVE-2025-21077 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-37801.

When was CVE-2025-21077 published?

CVE-2025-21077 was published on 2025-11-05 and last updated on 2026-06-17.

CVE-2025-21077

CVE-2025-21077 is a low-severity vulnerability in Samsung Email with a CVSS 3.x base score of 3.3. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Severity: Low (CVSS 3.x base score 3.3)
EPSS exploit prediction: 0% (1st percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-37801
Affected product: Samsung Email
Published: 2025-11-05
Last modified: 2026-06-17

Description

Improper input validation in Samsung Email prior to version 6.2.06.0 allows local attackers to launch arbitrary activity with Samsung Email privilege.

Frequently asked questions

What is CVE-2025-21077?: Improper input validation in Samsung Email prior to version 6.2.06.0 allows local attackers to launch arbitrary activity with Samsung Email privilege.
How severe is CVE-2025-21077?: CVE-2025-21077 has a CVSS 3.x base score of 3.3, rated low severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is low, integrity none, and availability none.
Is CVE-2025-21077 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (1st percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2025-21077?: CVE-2025-21077 affects Samsung Email. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2025-21077?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2025-21077 have an EU (EUVD) identifier?: Yes. CVE-2025-21077 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-37801.
When was CVE-2025-21077 published?: CVE-2025-21077 was published on 2025-11-05 and last updated on 2026-06-17.

References

https://security.samsungmobile.com/serviceWeb.smsb?year=2025&month=11

Affected products (1)

cpe:2.3:a:samsung:email:*:*:*:*:*:*:*:*

More vulnerabilities in Samsung Email

CVE-2023-30729 — High (CVSS 8.1): Improper Certificate Validation in Samsung Email prior to version 6.1.82.0 allows remote attacker to intercept the…
CVE-2021-25375 — Medium (CVSS 6.5): Using predictable index for attachments in Samsung Email prior to version 6.1.41.0 allows remote attackers to get…
CVE-2024-20867 — Medium (CVSS 5.5): Improper privilege management vulnerability in Samsung Email prior to version 6.1.91.14 allows local attackers to…
CVE-2025-20894 — Medium (CVSS 4.6): Improper access control in Samsung Email prior to version 6.1.97.1 allows physical attackers to access data across…
CVE-2024-34636 — Medium (CVSS 4.0): Use of implicit intent for sensitive communication in Samsung Email prior to version 6.1.94.2 allows local attackers to…
CVE-2023-42553 — Medium (CVSS 4.0): Improper authorization verification vulnerability in Samsung Email prior to version 6.1.90.4 allows attackers to read…

All CVEs affecting Samsung Email →