CVE-2026-122157: A vulnerability was identified in Purocean Yank Note 3.93.0

Routine

MEDIUM 6.3DOWNGRADE

CVE-2026-122157 is a medium-severity flaw (CVSS 6.3) affecting yank note. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

A vulnerability was identified in Purocean Yank Note 3.93.0. Affected by this vulnerability is the function checkPermission of the file src/main/server/index.ts of the component Terminal Handler. Such manipulation leads to os command injection. The attack can be executed remotely. The exploit is publicly available and might be used. Upgrading to version 3.93.1 addresses this issue. The name of the patch is 59f85d48f17a70a402ad59dcecacdbec20f954df

Why this priority

No elevated risk signals yet

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

Risk facts

CVSS score	6.3 (Medium)
EPSS exploit chance	n/a
CISA exploited list	No
Weakness	CWE-78, CWE-77
Published	2026-11-05
Last modified	2026-11-05

Publisher (CNA): VulDB · Vendor: purocean · Source: CVE Program record (NVD analysis pending)

Last updated 2026-11-05 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2026-11-05 01:45 UTCPublished CVE record published
2026-11-05 01:45 UTCUpdated Record last modified

purocean yank note DOWNGRADE

Affected: 3.93.0

Fixed in: no fixed release known

Safe to downgrade to: a release before 3.93.0

1. Check installed version

apt-cache policy yank-note || rpm -q yank-note || yank-note --version

2. No fixed release: DOWNGRADE to a release before 3.93.0 (Debian / Ubuntu)

apt-cache madison yank-note sudo apt install yank-note=<VERSION_BEFORE_3.93.0> sudo apt-mark hold yank-note

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

dnf --showduplicates list yank-note sudo dnf downgrade yank-note-<VERSION_BEFORE_3.93.0> sudo dnf versionlock add yank-note

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-2026-122157?

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

Is CVE-2026-122157 being exploited?

CVE-2026-122157 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-2026-122157 affect?

CVE-2026-122157 affects yank note. Severity is medium (CVSS 6.3). A vulnerability was identified in Purocean Yank Note 3.93.0. Affected by this vulnerability is the function checkPermission of the file src/main/server/index.ts of the component Terminal Handler. Such manipulation leads to os command inject

How urgent is CVE-2026-122157?

Priority 22/100. No elevated risk signals yet.

Related CVEs

CVE-2026-122154 MEDIUM 5.3 DOWNGRADE A vulnerability was found in purocean Yank Note 3.93.0
CVE-2023-31874 HIGH 8.8 DOWNGRADE Yank Note (YN) 3.52.1 allows execution of arbitrary code when a crafted file is opened, e.g., via nodeRequire(

References

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