CVE-2026-19266: Kirachon context-engine · Injection
Source GCVE Database
Not known to be exploited · CVSS 5.1 Medium · fixed in 1.9.1 : update context-engine when convenient.
Data as of 6 Nov 2026, 23:24 UTC
- EPSS
- 3.9% chance of exploitation in 30 days – higher than 90% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
- Patch
- Available – fixed in 1.9.1
CVSS:4.0/AV:A/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:XExploitation evidence
Disclosed: evidence found.
CVE published 8 Aug 2026
Detectable: no evidence on record.
No public nuclei template indexed
Weaponized: no evidence on record.
No public exploit code indexed in Metasploit or Exploit-DB
Exploited in the wildExploited: no evidence on record.
Not in CISA KEV and no source reports exploitation
Observed by OffSeq MirageSeen by Mirage: no evidence on record.
No attack traffic recorded by OffSeq Mirage sensors
A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 6 Nov 2026.
What to do
Affected software
| Product | Affected | Fixed in |
|---|---|---|
| Kirachoncontext-engine | Affected
| Fixed in– |
GitHubkirachon/context-enginepkg:github/kirachon/context-engineOther threats | Affected
| Fixed in– |
Check your own hosts for these packages with threat-finder (opens in a new tab), our free open-source scanner.
AI-suggested
Upgrade Kirachon context-engine to version 1.9.1 or later, which contains the official fix for this vulnerability. No other mitigations are specified or recommended.
Description
CVE-2026-19266 is a command injection vulnerability in Kirachon context-engine versions up to 1.9.0. It affects the execGitCommand function in the src/mcp/utils/gitUtils.ts file of the review-git-diff endpoint. Manipulating the argument 'args' passed to this function can lead to command injection. Upgrading to version 1.9.1 mitigates this issue.
References
- nvd.nist.gov/vuln/detail/CVE-2026-19266 (opens in a new tab)
- github.com/Kirachon/context-engine/issues/16 (opens in a new tab)
- github.com/Kirachon/context-engine/issues/16 (opens in a new tab)
- github.com/Kirachon/context-engine/commit/e0729dcfd3a2b1682a7bff86e7174852c03419ba (opens in a new tab)
- github.com/Kirachon/context-engine (opens in a new tab)
- github.com/Kirachon/context-engine/releases/tag/v1.9.1 (opens in a new tab)
- vuldb.com/cve/CVE-2026-19266 (opens in a new tab)
- vuldb.com/submit/865221 (opens in a new tab)
- vuldb.com/vuln/387011 (opens in a new tab)
- vuldb.com/vuln/387011/cti (opens in a new tab)