CVE-2026-76226: Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection') in renovatebot renovate
Renovate versions from 43.65.0 before 43.102.11 contain a remote code execution vulnerability in the bazel-module and bazelisk managers when using lockFileMaintenance. This vulnerability allows attackers with high privileges to execute arbitrary code by supplying malicious dependencies referenced in bazel mod deps calls, such as within ctx.execute statements. The CVSS 4.0 base score is 6.8, indicating a medium severity level.
AI Analysis
Technical Summary
CVE-2026-76226 is an OS command injection vulnerability in renovatebot's renovate product affecting versions starting at 43.65.0 up to but not including 43.102.11. The flaw exists in the bazel-module and bazelisk managers during lockFileMaintenance operations. Attackers with high privileges can exploit this by providing malicious dependencies that are executed via bazel mod deps calls, including within ctx.execute statements, leading to remote code execution. The vulnerability has a CVSS 4.0 score of 6.8, reflecting medium severity. No official patch or remediation guidance is currently documented.
Potential Impact
An attacker with high privileges on the system can execute arbitrary code remotely by exploiting this vulnerability in renovate versions 43.65.0 up to but not including 43.102.11. This could lead to compromise of the host running renovate, depending on the privileges of the attacker and the context of execution.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until an official fix is released, avoid using affected versions or restrict usage of bazel-module and bazelisk managers with lockFileMaintenance. Monitor vendor channels for updates.
CVE-2026-76226: Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection') in renovatebot renovate
Description
Renovate versions from 43.65.0 before 43.102.11 contain a remote code execution vulnerability in the bazel-module and bazelisk managers when using lockFileMaintenance. This vulnerability allows attackers with high privileges to execute arbitrary code by supplying malicious dependencies referenced in bazel mod deps calls, such as within ctx.execute statements. The CVSS 4.0 base score is 6.8, indicating a medium severity level.
CVSS v4.0
Score 6.8medium
Affected software
pkg:github/renovatebot/renovateRun on your own infrastructure? Check whether these packages are installed with threat-finder — our free open-source scanner.
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
CVE-2026-76226 is an OS command injection vulnerability in renovatebot's renovate product affecting versions starting at 43.65.0 up to but not including 43.102.11. The flaw exists in the bazel-module and bazelisk managers during lockFileMaintenance operations. Attackers with high privileges can exploit this by providing malicious dependencies that are executed via bazel mod deps calls, including within ctx.execute statements, leading to remote code execution. The vulnerability has a CVSS 4.0 score of 6.8, reflecting medium severity. No official patch or remediation guidance is currently documented.
Potential Impact
An attacker with high privileges on the system can execute arbitrary code remotely by exploiting this vulnerability in renovate versions 43.65.0 up to but not including 43.102.11. This could lead to compromise of the host running renovate, depending on the privileges of the attacker and the context of execution.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until an official fix is released, avoid using affected versions or restrict usage of bazel-module and bazelisk managers with lockFileMaintenance. Monitor vendor channels for updates.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- VulnCheck
- Date Reserved
- 2026-08-19T11:36:02.573Z
- Cvss Version
- 4.0
- State
- PUBLISHED
- Remediation Level
- null
Threat ID: 6a85bc7aacd9273b492f49c8
Added to database: 08/19/2026, 14:23:54 UTC
Last enriched: 08/19/2026, 14:39:48 UTC
Last updated: 08/19/2026, 17:55:41 UTC
Views: 4
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