CVE-2026-110203
Roo-Code through 3.54.0 Auto-Approve Bypass via Quote Masking Desynchronization
Description
Roo Code through 3.54.0 contains a command approval bypass vulnerability that allows attackers to auto-approve denied shell commands by abusing quote-masking regex in parseCommandLine(). Attackers can use indirect prompt injection with escaped or single-quoted double quotes to hide command separators behind allowlisted prefixes like echo, executing commands without user approval.
INFO
Published Date :
Oct. 13, 2026, 7:18 p.m.
Last Modified :
Oct. 15, 2026, 7:06 p.m.
Remotely Exploit :
Yes !
Source :
[email protected]
Affected Products
The following products are affected by CVE-2026-110203
vulnerability.
Even if cvefeed.io is aware of the exact versions of the
products
that
are
affected, the information is not represented in the table below.
CVSS Scores
| Score | Version | Severity | Vector | Exploitability Score | Impact Score | Source |
|---|---|---|---|---|---|---|
| CVSS | 134c704f-9b21-4f2e-91b3-4a467353bcc0 | |||||
| CVSS 3.1 | HIGH | 83251b91-4cc7-4094-a5c7-464a1b83ea10 | ||||
| CVSS 3.1 | HIGH | [email protected] | ||||
| CVSS 4.0 | HIGH | 83251b91-4cc7-4094-a5c7-464a1b83ea10 | ||||
| CVSS 4.0 | HIGH | [email protected] |
Solution
- Update Roo Code to the latest version.
- Review and sanitize command line inputs.
- Validate all user-supplied arguments.
References to Advisories, Solutions, and Tools
Here, you will find a curated list of external links that provide in-depth
information, practical solutions, and valuable tools related to
CVE-2026-110203.
| URL | Resource |
|---|---|
| https://github.com/7rah/oss-cve/blob/6adb836d24ca446fd168c3acdc4c170beb77fe0f/roocode-quote-boundary.md | Exploit Mitigation Third Party Advisory |
| https://github.com/RooCodeInc/Roo-Code/blob/v3.54.0/src/shared/parse-command.ts#L111-L115 | Product |
| https://www.vulncheck.com/advisories/roo-code-through-3.54.0-auto-approve-bypass-via-quote-masking-desynchronization | Third Party Advisory |
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2026-110203 is
associated with the following CWEs:
Common Attack Pattern Enumeration and Classification (CAPEC)
Common Attack Pattern Enumeration and Classification
(CAPEC)
stores attack patterns, which are descriptions of the common attributes and
approaches employed by adversaries to exploit the CVE-2026-110203
weaknesses.
We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).
Results are limited to the first 15 repositories due to potential performance issues.
The following list is the news that have been mention
CVE-2026-110203 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2026-110203 vulnerability over time.
Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.
-
Initial Analysis by [email protected]
Oct. 15, 2026
Action Type Old Value New Value Added CPE Configuration OR *cpe:2.3:a:roocode:roo_code:*:*:*:*:*:*:*:* versions up to (including) 3.54.0 Added Reference Type VulnCheck: https://github.com/7rah/oss-cve/blob/6adb836d24ca446fd168c3acdc4c170beb77fe0f/roocode-quote-boundary.md Types: Exploit, Mitigation, Third Party Advisory Added Reference Type VulnCheck: https://github.com/RooCodeInc/Roo-Code/blob/v3.54.0/src/shared/parse-command.ts#L111-L115 Types: Product Added Reference Type VulnCheck: https://www.vulncheck.com/advisories/roo-code-through-3.54.0-auto-approve-bypass-via-quote-masking-desynchronization Types: Third Party Advisory -
CVE Modified by 134c704f-9b21-4f2e-91b3-4a467353bcc0
Oct. 14, 2026
Action Type Old Value New Value Added SSVC {'id': 'CVE-2026-110203', 'role': 'CISA Coordinator', 'options': [{'exploitation': 'none'}, {'automatable': 'no'}, {'technicalImpact': 'total'}], 'version': '2.0.3', 'timestamp': '2026-10-14T14:52:11.384929Z'} -
New CVE Received by [email protected]
Oct. 13, 2026
Action Type Old Value New Value Added Tag unsupported-when-assigned Added Description Roo Code through 3.54.0 contains a command approval bypass vulnerability that allows attackers to auto-approve denied shell commands by abusing quote-masking regex in parseCommandLine(). Attackers can use indirect prompt injection with escaped or single-quoted double quotes to hide command separators behind allowlisted prefixes like echo, executing commands without user approval. Added CVSS V4.0 AV:N/AC:L/AT:P/PR:N/UI:P/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X Added CVSS V3.1 AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H Added CWE CWE-436 Added Affected New affected value received. <a href="https://github.com/CVEProject/cvelistV5/blob/main/cves/2026/110xxx/CVE-2026-110203.json">CVE-2026-110203</a> Added Reference https://github.com/7rah/oss-cve/blob/6adb836d24ca446fd168c3acdc4c170beb77fe0f/roocode-quote-boundary.md Added Reference https://github.com/RooCodeInc/Roo-Code/blob/v3.54.0/src/shared/parse-command.ts#L111-L115 Added Reference https://www.vulncheck.com/advisories/roo-code-through-3.54.0-auto-approve-bypass-via-quote-masking-desynchronization