CVE-2023-0341: A stack buffer overflow exists in the ec_glob function of editorconfig-core-c before v0.12.6 which allowed an

Q: How do I fix CVE-2023-0341?

editorconfig: upgrade to 0.12.6. Exact commands for each OS are on this page.

Q: Is CVE-2023-0341 being exploited?

CVE-2023-0341 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-2023-0341 affect?

CVE-2023-0341 affects editorconfig. Severity is high (CVSS 7.8). A stack buffer overflow exists in the ec_glob function of editorconfig-core-c before v0.12.6 which allowed an attacker to arbitrarily write to the stack and possibly allows remote code execution. editorconfig-core-c v0.12.6 resolved this vu

Q: How urgent is CVE-2023-0341?

Priority 48/100. High severity; Public exploit reference

This month

HIGH 7.8UPGRADE

CVE-2023-0341 is a high-severity flaw (CVSS 7.8) affecting editorconfig. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

A stack buffer overflow exists in the ec_glob function of editorconfig-core-c before v0.12.6 which allowed an attacker to arbitrarily write to the stack and possibly allows remote code execution. editorconfig-core-c v0.12.6 resolved this vulnerability by bound checking all write operations over the p_pcre buffer.

Why this priority

High severity
Public exploit reference

A fixed release or distro patch exists.

Risk facts

CVSS score	7.8 (High)
Attack vector	Local
Attack complexity	Low
Privileges needed	None
User interaction	Required
EPSS exploit chance	1.0% (top 39%)
CISA exploited list	No
Weakness	CWE-121, CWE-787
Published	2023-02-01
Last modified	2026-06-17

Publisher (CNA): Canonical Ltd. · Vendor: editorconfig

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

Am I affected?

Timeline

2023-02-01 00:15 UTCPublished CVE record published
2026-06-17 05:25 UTCUpdated Record last modified

editorconfig editorconfig UPGRADE

Affected: < 0.12.6

Fixed in: 0.12.6

Safe to downgrade to: no unaffected older release

1. Check installed version

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

2. UPGRADE to 0.12.6 (Debian / Ubuntu)

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

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade editorconfig

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-2023-0341?

editorconfig: upgrade to 0.12.6. Exact commands for each OS are on this page.

Is CVE-2023-0341 being exploited?

CVE-2023-0341 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-2023-0341 affect?

CVE-2023-0341 affects editorconfig. Severity is high (CVSS 7.8). A stack buffer overflow exists in the ec_glob function of editorconfig-core-c before v0.12.6 which allowed an attacker to arbitrarily write to the stack and possibly allows remote code execution. editorconfig-core-c v0.12.6 resolved this vu

How urgent is CVE-2023-0341?

Priority 48/100. High severity; Public exploit reference

References

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