CVE-2026-19964Disclosure

LOWCVSS 2.0 · LOW

Signal is active with 2 mentions in latest observed window

Immediate actions

  • Track advisory updates for patch or workaround availability

Recommended action window: Monitor and triage in normal cycle

NVD description

A vulnerability was found in Jij-Inc Jij-MCP-Server 0.1.0. This affects the function PythonREPL.run of the file jij_mcp/python_repr.py of the component jm_check. The manipulation of the argument code results in code injection. It is possible to launch the attack remotely. The exploit has been made public and could be used. The project was informed of the problem early through an issue report but has not responded yet.

0.0/ 10 priority

Sources & remediation

Weakness type (CWE)
CWE-74CWE-94

Priority

LOW

Exploitation

NONE

PoC

NONE

Patch

NONE

Momentum

NONE

Threat summary

  • 2 mentions across 1 observed day

What's happening

  • Technical details provided in 2 signals
  • Disclosure: 2 classified signals
  • 2 total mentions across 1 day

Deep dive

Activity timeline2 mentions / 1d
01122Mentions · 2026-08-17: 2Technical Details · 2026-08-17: 208-17
Signal classification1 categories
Disclosure
2100.0%
Referenced assets2 URLs
Full discourse2 posts
  • NewNormal Security@NewScanTeam
    Disclosure

    NewNormal Security turns the last 24 hours of CVEs into new detections, every day. 𝗗𝗮𝗶𝗹𝘆 𝗖𝗩𝗘 𝗥𝗲𝗽𝗼𝗿𝘁 — 17 Aug 2026 𝗔𝗹𝗿𝗲𝗮𝗱𝘆 𝗰𝗼𝘃𝗲𝗿𝗲𝗱 by NewScan: 🖥️ Go pprof left on a public listener — heap dumps, and the app's own access code, with no login (SiYuan CVE-2026-74799) 𝗔𝗱𝗱𝗲𝗱 to NewScan 𝘁𝗼𝗱𝗮𝘆: ⚡ MCP code interpreter escaping its sandbox — RCE on the MCP host from one prompt injection (pptr-mcp CVE-2026-19958, Jij-MCP-Server CVE-2026-19964) 📦 WordPress plugin leaking its stored integration credentials to any URL an anonymous visitor names (WooMS CVE-2026-13700) 𝗔𝗱𝗱𝗲𝗱 𝘁𝗼 𝗡𝗲𝘄𝗦𝗰𝗮𝗻 𝗣𝗿𝗼 — 𝗼𝘂𝘁-𝗼𝗳-𝗯𝗮𝗻𝗱: 🔀 MCP tool fetching a caller-supplied URL — internal services and cloud metadata via the agent's own tool call (facebook-ads-mcp-server CVE-2026-19956, graphlit-mcp-server CVE-2026-19957, mcp-florence2 CVE-2026-19984, PromptShopMCP CVE-2026-74842) Test your stack with NewScan — free, self-hosted: https://newnormalsecurity.com/newscan?utm_source=x&utm_medium=social&utm_campaign=daily-cve #infosec #AppSec #MCP #CSO #REDTEAM

    Post summary

    The tweet lists recently discovered CVEs with brief technical details, but it does not provide exploits, patches, or evidence of active attacks.

    0000067
    5 followersView on X
  • Vulmon Vulnerability Feed@VulmonFeeds
    Disclosure

    CVE-2026-19964 Remote Code Injection in Jij-Inc Jij-MCP-Server 0.1.0 via PythonREPL https://vulmon.com/vulnerabilitydetails?qid=CVE-2026-19964

    Post summary

    The entry announces CVE-2026-19964, a remote code injection flaw in Jij-Inc Jij-MCP-Server 0.1.0 due to a PythonREPL vulnerability.

    0000082
    4.1K followersView on X

Explore more