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Product
pydantic-ai
by pydantic · last CVE Oct 8, 2026
16
CVEs
0
On KEV
8.6
Max CVSS
10
New 30D
Vulnerabilities16In the news0Timeline
Severity mix
Critical 0High 3Medium 12Low 1
Severity
All severities16Critical0High3Medium12Low1
Exploitation
On CISA KEV0Exploited in the wild0
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CVECVSSEPSSPublishedSummary · affected versions
CVE-2026-25580
8.6
1%
Feb 6
Pydantic AI Affected by Server-Side Request Forgery (SSRF) in URL Download Handling
Affected: >= 0.0.26, < 1.56.0
CVE-2026-107295
7.6
0%
Oct 8
`pydantic-ai-slim` web UI `/api/chat` accepts browser-simple cross-origin requests that can trigger agent tool execution
Affected: >= 1.34.0, < 1.107.4; >= 2.0.0b1, < 2.28.0
CVE-2026-107286
7.5
0%
Oct 8
Pydantic AI: Concurrency-limited models can keep their slot when a streamed request ends early
Affected: >= 2.10.0, < 2.53.0
CVE-2026-107289
6.8
0%
Oct 8
Pydantic AI: SSRF cloud-metadata blocklist bypass via IPv6 zone identifier (incomplete fix for CVE-2026-46678 and CVE-2026-48782)
Affected: >= 1.56.0, < 1.107.6; >= 2.0.0b1, < 2.44.0
CVE-2026-54249
6.8
0%
Jul 29
VercelAIAdapter trusts client-controlled `providerMetadata` to construct `UploadedFile` — S3/GCS confused deputy via provider metadata injection
Affected: >= 1.65.0, < 1.106.0; >= 2.0.0b1, < 2.0.0b6
CVE-2026-48782
6.8
0%
Jun 16
pydantic-ai: SSRF blocklist bypass via IPv4-compatible, SIIT/IVI, and local NAT64 IPv6 addresses (incomplete fix of CVE-2026-46678)
Affected: >= 1.56.0, < 1.102.0; >= 2.0.0b1, < 2.0.0b3
CVE-2026-107294
6.5
0%
Oct 8
Pydantic AI: Unbounded memory use when downloading remote content via web_fetch or FileUrl
Affected: >= 1.77.0, < 1.107.2; >= 2.0.0b1, < 2.24.0
CVE-2026-107290
6.5
1%
Oct 8
Pydantic AI: Event loop blocked by quadratic title extraction in `web_fetch`
Affected: >= 1.77.0, < 1.107.6; >= 2.0.0b1, < 2.44.0
CVE-2026-107287
6.5
0%
Oct 8
Pydantic AI: Excessive resource use when local web fetching converts nested HTML
Affected: >= 1.77.0, < 1.107.7; >= 2.0.0b1, < 2.52.0
CVE-2026-65975
6.5
0%
Jul 29
Pydantic AI AG-UI Adapter: A dangling client-submitted tool call can execute when a trailing message is dropped during `sanitize_messages`
Affected: >= 1.88.0, < 1.107.1; >= 2.0.0b1, < 2.5.0
CVE-2026-107292
6.4
0%
Oct 8
Pydantic AI Web chat UI (`Agent.to_web()`, `clai web`): the local chat endpoint does not validate the `Host` header
Affected: >= 1.34.0, < 2.0.0b1; >= 2.0.0b1, < 2.30.0
CVE-2026-46678
5.9
0%
Jul 29
Pydantic AI: SSRF cloud-metadata blocklist bypass via IPv4-mapped IPv6 (Incomplete fix of CVE-2026-25580)
Affected: >= 1.56.0, < 1.99.0
CVE-2026-25640
5.4
0%
Feb 6
Pydantic AI affected by Stored XSS via Path Traversal in Web UI CDN URL
Affected: >= 1.34.0, < 1.51.0
CVE-2026-107293
5.3
0%
Oct 8
Pydantic AI OpenTelemetry instrumentation: retry prompt content is not redacted when `include_content=False`
Affected: >= 0.3.4, < 1.107.4; >= 2.0.0b1, < 2.27.1
CVE-2026-107291
4.3
1%
Oct 8
Pydantic AI OpenTelemetry instrumentation: exception events on tool and agent run spans include content when `include_content=False`
Affected: >= 0.3.4, < 1.107.6; >= 2.0.0b1, < 2.44.0
CVE-2026-107288
3.7
0%
Oct 8
Pydantic AI: web_fetch_tool blocked_domains bypass via a hostname the resolver normalizes differently
Affected: >= 1.77.0, < 1.107.6; >= 2.0.0b1, < 2.44.0
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