Red Hat Security Advisory: vim security update
Vim (Vi IMproved) is an updated and improved version of the vi editor. Security Fix(es): * vim: Vim: Arbitrary code execution via 'helpfile' option processing (CVE-2026-25749) * vim: Vim: Arbitrary code execution via OS command injection in the netrw plugin (CVE-2026-28417) * vim: Vim: Denial of service and information disclosure via crafted swap file (CVE-2026-28421) * vim: Vim: Arbitrary code execution via command injection in glob() function (CVE-2026-33412) For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.
AI Analysis
Technical Summary
This advisory covers four distinct vulnerabilities in Vim: CVE-2026-25749 allows arbitrary code execution through processing of the 'helpfile' option; CVE-2026-28417 enables arbitrary code execution via OS command injection in the netrw plugin; CVE-2026-28421 causes denial of service and information disclosure through crafted swap files; and CVE-2026-33412 permits arbitrary code execution via command injection in the glob() function. These vulnerabilities affect Red Hat Enterprise Linux 10.0 Extended Update Support across multiple architectures including x86_64, s390x, ppc64le, and aarch64. Red Hat has released updated Vim packages to address these issues as detailed in advisory RHSA-2026:6502.
Potential Impact
Successful exploitation of these vulnerabilities could allow an attacker to execute arbitrary code on affected systems, potentially leading to full system compromise. Additionally, one vulnerability can cause denial of service and information disclosure. The impact is rated as high by Red Hat Product Security. There are no known exploits in the wild at the time of the advisory.
Mitigation Recommendations
Red Hat has released updated Vim packages that fix these vulnerabilities. Users of Red Hat Enterprise Linux 10.0 Extended Update Support and related variants should apply the security update as detailed in Red Hat advisory RHSA-2026:6502 and the referenced article https://access.redhat.com/articles/11258. No other mitigation steps are indicated by the vendor advisory.
Red Hat Security Advisory: vim security update
Description
Vim (Vi IMproved) is an updated and improved version of the vi editor. Security Fix(es): * vim: Vim: Arbitrary code execution via 'helpfile' option processing (CVE-2026-25749) * vim: Vim: Arbitrary code execution via OS command injection in the netrw plugin (CVE-2026-28417) * vim: Vim: Denial of service and information disclosure via crafted swap file (CVE-2026-28421) * vim: Vim: Arbitrary code execution via command injection in glob() function (CVE-2026-33412) For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.
Affected software
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This advisory covers four distinct vulnerabilities in Vim: CVE-2026-25749 allows arbitrary code execution through processing of the 'helpfile' option; CVE-2026-28417 enables arbitrary code execution via OS command injection in the netrw plugin; CVE-2026-28421 causes denial of service and information disclosure through crafted swap files; and CVE-2026-33412 permits arbitrary code execution via command injection in the glob() function. These vulnerabilities affect Red Hat Enterprise Linux 10.0 Extended Update Support across multiple architectures including x86_64, s390x, ppc64le, and aarch64. Red Hat has released updated Vim packages to address these issues as detailed in advisory RHSA-2026:6502.
Potential Impact
Successful exploitation of these vulnerabilities could allow an attacker to execute arbitrary code on affected systems, potentially leading to full system compromise. Additionally, one vulnerability can cause denial of service and information disclosure. The impact is rated as high by Red Hat Product Security. There are no known exploits in the wild at the time of the advisory.
Mitigation Recommendations
Red Hat has released updated Vim packages that fix these vulnerabilities. Users of Red Hat Enterprise Linux 10.0 Extended Update Support and related variants should apply the security update as detailed in Red Hat advisory RHSA-2026:6502 and the referenced article https://access.redhat.com/articles/11258. No other mitigation steps are indicated by the vendor advisory.
Technical Details
- Gcve Source
- db.gcve.eu
- Csaf Category
- csaf_security_advisory
- Csaf Version
- 2.0
- Publisher
- Red Hat Product Security
- Advisory Id
- RHSA-2026:6502
- Cve Count
- 4
- Additional Cves
- ["CVE-2026-28417","CVE-2026-28421","CVE-2026-33412"]
- Cvss Version
- null
Threat ID: 6a1f4e86e29bf47b5007e4e6
Added to database: 06/02/2026, 21:43:34 UTC
Last enriched: 07/08/2026, 15:00:26 UTC
Last updated: 07/31/2026, 19:24:46 UTC
Views: 51
Community Reviews
0 reviewsCrowdsource mitigation strategies, share intel context, and vote on the most helpful responses. Sign in to add your voice and help keep defenders ahead.
Want to contribute mitigation steps or threat intel context? Sign in or create an account to join the community discussion.
Actions
Updates to AI analysis require Pro Console access. Upgrade inside Console → Billing.
Need more coverage?
Upgrade to Pro Console for AI refresh and higher limits.
For incident response and remediation, OffSeq services can help resolve threats faster.
Latest Threats
Check if your credentials are on the dark web
Instant breach scanning across billions of leaked records. Free tier available.