CVE-2025-21077: Improper input validation in Samsung Email prior to version 6.2.06.0 allows local attackers to launch arbitrar

Q: How do I fix CVE-2025-21077?

email: upgrade to 6.2.06.0. Exact commands for each OS are on this page.

Q: Is CVE-2025-21077 being exploited?

CVE-2025-21077 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

Q: What does CVE-2025-21077 affect?

CVE-2025-21077 affects email. Severity is low (CVSS 3.3). Improper input validation in Samsung Email prior to version 6.2.06.0 allows local attackers to launch arbitrary activity with Samsung Email privilege.

Q: How urgent is CVE-2025-21077?

Priority 12/100. No elevated risk signals yet.

Routine

LOW 3.3UPGRADE

CVE-2025-21077 is a low-severity flaw (CVSS 3.3) affecting email. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

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

Why this priority

No elevated risk signals yet

A fixed release or distro patch exists.

Risk facts

CVSS score	3.3 (Low)
Attack vector	Local
Attack complexity	Low
Privileges needed	Low
User interaction	None
EPSS exploit chance	0.1% (top 98%)
CISA exploited list	No
Published	2025-11-05
Last modified	2026-10-18

Publisher (CNA): Samsung Mobile · Vendor: samsung

Last updated 2026-10-18 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2025-11-05 06:15 UTCPublished CVE record published
2026-10-18 21:10 UTCUpdated Record last modified

samsung email UPGRADE

Affected: < 6.2.06.0

Fixed in: 6.2.06.0

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy email || rpm -q email || email --version

2. UPGRADE to 6.2.06.0 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade email

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade email

Note

Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2025-21077?

email: upgrade to 6.2.06.0. Exact commands for each OS are on this page.

Is CVE-2025-21077 being exploited?

CVE-2025-21077 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2025-21077 affect?

CVE-2025-21077 affects email. Severity is low (CVSS 3.3). 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 urgent is CVE-2025-21077?

Priority 12/100. No elevated risk signals yet.

Software pages

Samsung vulnerabilities

Related CVEs

CVE-2024-34636 MEDIUM 4.0 UPGRADE Use of implicit intent for sensitive communication in Samsung Email prior to version 6.1.94.2 allows local att
CVE-2024-20867 MEDIUM 5.5 UPGRADE Improper privilege management vulnerability in Samsung Email prior to version 6.1.91.14 allows local attackers
CVE-2024-20807 LOW 3.3 UPGRADE Implicit intent hijacking vulnerability in Samsung Email prior to version 6.1.90.16 allows local attacker to g
CVE-2023-42553 MEDIUM 4.0 UPGRADE Improper authorization verification vulnerability in Samsung Email prior to version 6.1.90.4 allows attackers
CVE-2023-30729 HIGH 8.1 UPGRADE Improper Certificate Validation in Samsung Email prior to version 6.1.82.0 allows remote attacker to intercept

References

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