CVE-2026-25205: Heap-based buffer overflow vulnerability in Samsung Open Source Escargot allows out-of-bounds write.This issue

Routine

HIGH 7.4DOWNGRADE

CVE-2026-25205 is a high-severity flaw (CVSS 7.4) affecting escargot. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Heap-based buffer overflow vulnerability in Samsung Open Source Escargot allows out-of-bounds write.This issue affects Escargot:commit hash 97e8115ab1110bc502b4b5e4a0c689a71520d335 .

Why this priority

High severity

No fix is published yet: follow the downgrade or mitigation steps.

Risk facts

CVSS score	7.4 (High)
Attack vector	Local
Attack complexity	High
Privileges needed	None
User interaction	None
EPSS exploit chance	0.2% (top 92%)
CISA exploited list	No
Weakness	CWE-122
Published	2026-04-13
Last modified	2026-10-26

Publisher (CNA): Samsung TV & Appliance · Vendor: samsung

Last updated 2026-10-26 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2026-04-13 05:16 UTCPublished CVE record published
2026-10-26 21:10 UTCUpdated Record last modified

samsung escargot DOWNGRADE

Affected: 2026-03-26

Fixed in: no fixed release known

Safe to downgrade to: a release before 2026-03-26

1. Check installed version

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

2. No fixed release: DOWNGRADE to a release before 2026-03-26 (Debian / Ubuntu)

apt-cache madison escargot sudo apt install escargot=<VERSION_BEFORE_2026-03-26> sudo apt-mark hold escargot

2. No fixed release: DOWNGRADE (RHEL / Amazon Linux / Fedora)

dnf --showduplicates list escargot sudo dnf downgrade escargot-<VERSION_BEFORE_2026-03-26> sudo dnf versionlock add escargot

Downgrade risk

Downgrading can break dependent software and may reopen older bugs. Read the distro advisory first and test on a non-production host.

After downgrade

Restart the service, and keep the package held until a fixed release ships.

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-2026-25205?

escargot: downgrade or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2026-25205 being exploited?

CVE-2026-25205 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-2026-25205 affect?

CVE-2026-25205 affects escargot. Severity is high (CVSS 7.4). Heap-based buffer overflow vulnerability in Samsung Open Source Escargot allows out-of-bounds write.This issue affects Escargot:commit hash 97e8115ab1110bc502b4b5e4a0c689a71520d335 .

How urgent is CVE-2026-25205?

Priority 28/100. High severity

Software pages

Samsung vulnerabilities

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References

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