CVE-2026-3285: A vulnerability was determined in berry-lang berry up to 1.1.0

Routine

LOW 3.3DOWNGRADE

CVE-2026-3285 is a low-severity flaw (CVSS 3.3) affecting berry. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

A vulnerability was determined in berry-lang berry up to 1.1.0. The affected element is the function scan_string of the file src/be_lexer.c. This manipulation causes out-of-bounds read. The attack requires local access. The exploit has been publicly disclosed and may be utilized. Patch name: 7149c59a39ba44feca261b12f06089f265fec176. Applying a patch is the recommended action to fix this issue.

Why this priority

Public exploit reference

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

Risk facts

CVSS score	3.3 (Low)
Attack vector	Local
Attack complexity	Low
Privileges needed	Low
User interaction	None
EPSS exploit chance	0.2% (top 84%)
CISA exploited list	No
Weakness	CWE-119, CWE-125
Published	2026-02-27
Last modified	2026-06-17

Publisher (CNA): VulDB · Vendor: berry-lang

Last updated 2026-06-17 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2026-02-27 03:16 UTCPublished CVE record published
2026-06-17 10:43 UTCUpdated Record last modified

berry-lang berry DOWNGRADE

Affected: 1.1.0

Fixed in: no fixed release known

Safe to downgrade to: a release before 1.1.0

1. Check installed version

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

2. No fixed release: DOWNGRADE to a release before 1.1.0 (Debian / Ubuntu)

apt-cache madison berry sudo apt install berry=<VERSION_BEFORE_1.1.0> sudo apt-mark hold berry

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

dnf --showduplicates list berry sudo dnf downgrade berry-<VERSION_BEFORE_1.1.0> sudo dnf versionlock add berry

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-2026-3285?

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

Is CVE-2026-3285 being exploited?

CVE-2026-3285 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-2026-3285 affect?

CVE-2026-3285 affects berry. Severity is low (CVSS 3.3). A vulnerability was determined in berry-lang berry up to 1.1.0. The affected element is the function scan_string of the file src/be_lexer.c. This manipulation causes out-of-bounds read. The attack requires local access. The exploit has been

How urgent is CVE-2026-3285?

Priority 21/100. Public exploit reference

References

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