Event Monitor Cyber
EM-20261110-TYYF VulnerabilityHigh severity

AG2 Vulnerability (CVE-2026-113663)

CVE-2026-113663

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Status
Developing

Since : signals keep joining.

First Signal
Nov 05 23:16 UTCC6 NVD CVE API 2.0
Page Born
Nov 10 15:57 UTCsecond source joined
Last Signal
Nov 10 15:57 UTC10 hours before snapshot
Sources
20 official · 2 research, news or crowd
Open For
5 daysso far

Life Of This Page

  1. 1
    Born
    A second, independent source names it.
  2. 2
    Developing · Now
    New signals join; severity can move.
  3. 3
    Confirmed
    Not yet
    CISA KEV lists it, or exploitation in the wild is reported.
  4. 4
    Resolved
    Not yet
    Past the fix deadline and 14 days with no new signal.
  5. 5
    Archived
    Not yet
    30 days after resolved. Read only; the link keeps working. Reopens if it comes back.

The ID never changes, and earlier addresses keep working. A correction is logged, never overwritten. If two pages turn out to be one incident, the later one points to the earlier.

Vulnerability Lifecycle

  1. Disclosed: reached
    Nov 05 23:16 UTC
    C6 NVD published
  2. Scored: reached
    Nov 05 23:16 UTC
    CVSS 8.8 · EPSS 0.3%
  3. Exploited: not yet
    Not yet
    No exploitation reported
  4. Advisories: not yet
    Not yet
    None yet
  5. Vendor Response: not yet
    Not yet
    None in sources yet
  6. Resolved: not yet
    Not yet
    After 14 quiet days

Timeline

Nov 612:00Nov 712:00Nov 812:00Nov 912:00Nov 1012:00BornC6 NVD CVE API 2.0C26 GitHub Advisory Database

Point at a mark to read it. Squares are signals, colored by severity; every one is also listed under Signals.

Signals

  1. GHSA-2h4w-29cv-2cmv / CVE-2026-113663: AG2: Newline injection in SandboxShellTool bypasses allowed=[...] and readonly=True, enabling arbitrary command execution (opens source in a new tab) pip:ag2, pip:autogen High severityDatabaseC26 GitHub Advisory Database
  2. CVE-2026-113663 (CVSS 8.8) (opens source in a new tab) AG2 is an open-source AgentOS. From 0.13.2 until ag2 1.1.1, and from autogen 0.13.2 to 0.14.1, SandboxShellTool configurations using allowed=[...] or readonly=True rely on ShellAdapter._filter and… High severityDatabaseC6 NVD CVE API 2.0