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CVE-2026-1977

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 f
Lifecycle PUBLISHED1 preserved revisionFact urn:baitaphish:canonical-cve-fact-revision:v2:1902db7484b8475ef89122ce9ba2fe89d2af77b3e36aca4a178ce07d92e0937e
Known exploited
Not asserted
Disputed
No
Stale source
No
Conflicts
2

Preserved source conflicts

No provider value was silently selected as the winner.

cvss · 4 assertions

{"metric":{"baseScore":6.5,"vectorString":"AV:N/AC:L/Au:S/C:P/I:P/A:P/E:POC/RL:ND/RC:UR","version":"2.0"},"metric_type":"cvssV2_0"}

  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:77ff355ee2cba7ec4362f85fbac155608843d97b2dc381ab64dd5555c115baf1 · sha256:94cd1287717492e3… · /containers/cna/metrics/3/cvssV2_0

{"metric":{"baseScore":5.3,"baseSeverity":"MEDIUM","vectorString":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P","version":"4.0"},"metric_type":"cvssV4_0"}

  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:77ff355ee2cba7ec4362f85fbac155608843d97b2dc381ab64dd5555c115baf1 · sha256:94cd1287717492e3… · /containers/cna/metrics/0/cvssV4_0

{"metric":{"baseScore":6.3,"baseSeverity":"MEDIUM","vectorString":"CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R","version":"3.0"},"metric_type":"cvssV3_0"}

  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:77ff355ee2cba7ec4362f85fbac155608843d97b2dc381ab64dd5555c115baf1 · sha256:94cd1287717492e3… · /containers/cna/metrics/2/cvssV3_0

{"metric":{"baseScore":6.3,"baseSeverity":"MEDIUM","vectorString":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R","version":"3.1"},"metric_type":"cvssV3_1"}

  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:77ff355ee2cba7ec4362f85fbac155608843d97b2dc381ab64dd5555c115baf1 · sha256:94cd1287717492e3… · /containers/cna/metrics/1/cvssV3_1
cwe · 2 assertions

{"cweId":"CWE-94","description":"Code Injection","lang":"en","type":"CWE"}

  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:77ff355ee2cba7ec4362f85fbac155608843d97b2dc381ab64dd5555c115baf1 · sha256:94cd1287717492e3… · /containers/cna/problemTypes/0/descriptions/0

{"cweId":"CWE-74","description":"Injection","lang":"en","type":"CWE"}

  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:77ff355ee2cba7ec4362f85fbac155608843d97b2dc381ab64dd5555c115baf1 · sha256:94cd1287717492e3… · /containers/cna/problemTypes/1/descriptions/0

Affected products and versions

1 source assertion
{"modules":["visualize_data"],"product":"mcp-vegalite-server","vendor":"isaacwasserman","versions":[{"status":"affected","version":"16aefed598b8cd897b78e99b907f6e2984572c61"}]}
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:77ff355ee2cba7ec4362f85fbac155608843d97b2dc381ab64dd5555c115baf1 · sha256:94cd1287717492e3… · /containers/cna/affected/0

Provider-owned CVSS observations

4 source assertions
{"metric":{"baseScore":6.5,"vectorString":"AV:N/AC:L/Au:S/C:P/I:P/A:P/E:POC/RL:ND/RC:UR","version":"2.0"},"metric_type":"cvssV2_0"}
  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:77ff355ee2cba7ec4362f85fbac155608843d97b2dc381ab64dd5555c115baf1 · sha256:94cd1287717492e3… · /containers/cna/metrics/3/cvssV2_0
{"metric":{"baseScore":5.3,"baseSeverity":"MEDIUM","vectorString":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P","version":"4.0"},"metric_type":"cvssV4_0"}
  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:77ff355ee2cba7ec4362f85fbac155608843d97b2dc381ab64dd5555c115baf1 · sha256:94cd1287717492e3… · /containers/cna/metrics/0/cvssV4_0
{"metric":{"baseScore":6.3,"baseSeverity":"MEDIUM","vectorString":"CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R","version":"3.0"},"metric_type":"cvssV3_0"}
  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:77ff355ee2cba7ec4362f85fbac155608843d97b2dc381ab64dd5555c115baf1 · sha256:94cd1287717492e3… · /containers/cna/metrics/2/cvssV3_0
{"metric":{"baseScore":6.3,"baseSeverity":"MEDIUM","vectorString":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R","version":"3.1"},"metric_type":"cvssV3_1"}
  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:77ff355ee2cba7ec4362f85fbac155608843d97b2dc381ab64dd5555c115baf1 · sha256:94cd1287717492e3… · /containers/cna/metrics/1/cvssV3_1

CWE assertions

2 source assertions
{"cweId":"CWE-94","description":"Code Injection","lang":"en","type":"CWE"}
  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:77ff355ee2cba7ec4362f85fbac155608843d97b2dc381ab64dd5555c115baf1 · sha256:94cd1287717492e3… · /containers/cna/problemTypes/0/descriptions/0
{"cweId":"CWE-74","description":"Injection","lang":"en","type":"CWE"}
  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:77ff355ee2cba7ec4362f85fbac155608843d97b2dc381ab64dd5555c115baf1 · sha256:94cd1287717492e3… · /containers/cna/problemTypes/1/descriptions/0

Source references

5 source assertions
{"tags":["product"],"url":"https://github.com/isaacwasserman/mcp-vegalite-server/"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:77ff355ee2cba7ec4362f85fbac155608843d97b2dc381ab64dd5555c115baf1 · sha256:94cd1287717492e3… · /containers/cna/references/4
{"tags":["exploit","issue-tracking"],"url":"https://github.com/isaacwasserman/mcp-vegalite-server/issues/9"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:77ff355ee2cba7ec4362f85fbac155608843d97b2dc381ab64dd5555c115baf1 · sha256:94cd1287717492e3… · /containers/cna/references/3
{"name":"VDB-344499 | CTI Indicators (IOB, IOC, TTP, IOA)","tags":["signature","permissions-required"],"url":"https://vuldb.com/?ctiid.344499"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:77ff355ee2cba7ec4362f85fbac155608843d97b2dc381ab64dd5555c115baf1 · sha256:94cd1287717492e3… · /containers/cna/references/1
{"name":"VDB-344499 | isaacwasserman mcp-vegalite-server visualize_data eval code injection","tags":["vdb-entry","technical-description"],"url":"https://vuldb.com/?id.344499"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:77ff355ee2cba7ec4362f85fbac155608843d97b2dc381ab64dd5555c115baf1 · sha256:94cd1287717492e3… · /containers/cna/references/0
{"name":"Submit #743246 | GitHub mcp-vegalite-server master Code Injection","tags":["third-party-advisory"],"url":"https://vuldb.com/?submit.743246"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:77ff355ee2cba7ec4362f85fbac155608843d97b2dc381ab64dd5555c115baf1 · sha256:94cd1287717492e3… · /containers/cna/references/2

Attribution and limitations

  • CVE Program CVEList V5: Reproduce the MITRE copyright designation and CVE license in copies. Source →

Provider severity values are preserved separately. Baitaphish does not convert them into a risk rating, infer affected products, or treat EPSS as observed exploitation.

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