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Vulnerabilities

Vulnerability · CVE-2026-1977

A security vulnerability has been detected in isaacwasserman mcp-vegalite-server up to 16aefed598b8cd897b78e99b907f6e2984572c61.

Published Feb 6, 2026 · catalog updated Feb 23, 2026 · A security vulnerability has

Last checked Nov 6, 2026. A connected source was read within the last 7 days.

Check if you run it

No confirmed exploitation is on record for CVE-2026-1977. EPSS is 0.27%. Act only if a listed version of A security vulnerability has is installed.

Gaps on this record

  • The stored product name is a package slug. The name on this page is taken from the title (A security vulnerability has).
  • No version range is stored. A customer cannot check an installed version against this record.
  • No vendor fix or required action is stored. Compare the linked advisory before you change production.
Severity
Medium5.3
Known exploitation
Not in CISA/VulnCheck KEV
EPSS
0.27%
Remediation
Vendor / distro source
Affected products
vendor isaacwasserman mcp-vegalite-server 16aefed598b8cd897b78e99b907f6e2984572c61

A security vulnerability has been detected in isaacwasserman mcp-vegalite-server up to 16aefed598b8cd897b78e99b907f6e2984572c61. Affected by this vulnerability is the function eval of the component visualize_data. Such manipulation of the argument vegalite_specification leads to code injection. The attack may be performed from remote. The exploit has been disclosed publicly and may be used. This product utilizes a rolling release system for continuous delivery, and as such, version information for affected or updated releases is not disclosed. The project was informed of the problem early thro

Are you affected?

Enter the version you run. The result uses only the ranges stored on this record.

The check returns affected, not affected, or incomplete. It does not guess a version that is missing from the record.

  • vendor isaacwasserman mcp-vegalite-server 16aefed598b8cd897b78e99b907f6e2984572c6116aefed598b8cd897b78e99b907f6e2984572c61

How to fix CVE-2026-1977

What to do

Three questions, each answered from this record only. Confirm the vendor advisory before you patch.

Should you patch?

No confirmed exploitation is on record for CVE-2026-1977. EPSS is 0.27%. Act only if a listed version of A security vulnerability has is installed.

Which versions are affected?

Compare what you have installed with isaacwasserman mcp-vegalite-server 16aefed598b8cd897b78e99b907f6e2984572c61 16aefed598b8cd897b78e99b907f6e2984572c61. Compare the installed version with the linked vendor advisory before you change production.

What should an analyst verify?

No weakness class is stored. EPSS 0.27%. There is no CISA KEV listing. No Exploit-DB or Metasploit reference is linked. Use the source links for the original advisory.

Code

The project this record applies to. Exploit listings stay in References.

Timeline

Detection, updates, and resolution for this record.

  1. Feb 6, 2026 · EUVD

    Detected

    A security vulnerability has been detected in isaacwasserman mcp-vegalite-server up to 16aefed598b8cd897b78e99b907f6e2984572c61. Affected by this vulnerability is the function eval of the component visualize_data. Such manipulation of the argument vegalite_specification leads to code injection. The attack may be performed from remote. The exploit has been disclosed publicly and may be used. This p

  2. Feb 23, 2026 · EUVD

    Updated

    A security vulnerability has been detected in isaacwasserman mcp-vegalite-server up to 16aefed598b8cd897b78e99b907f6e2984572c61. Affected by this vulnerability is the function eval of the component visualize_data. Such manipulation of the argument vegalite_specification leads to code injection. The attack may be performed from remote. The exploit has been disclosed publicly and may be used. This p

Sources

  • CVE.orgVulnerability recordCVE-2026-1977

    Official CVE identifier

    cve.org
  • FIRST EPSSExploitation probabilityCVE-2026-1977

    30-day exploitation probability 0.27%

    first.org
  • EUVDVulnerability recordEUVD-2026-5601

    A security vulnerability has been detected in isaacwasserman mcp-vegalite-server up to 16aefed598b8cd897b78e99b907f6e2984572c61. Affected by this vulnerability is the function eval of the component visualize_data. Such manipulation of the argument vegalite_specification leads to

    euvd.enisa.europa.eu

References

Freshness

Last verified in this catalog Nov 6, 2026. Significant claims (KEV, EPSS, CVSS, affected ranges) come from the source rows above — open the original publisher for the authoritative advisory.

  • FIRST EPSSNov 6, 2026
  • CVE.orgNov 4, 2026
  • EUVDNov 3, 2026