How severe is CVE-2026-10177?

No CVSS score has been assigned to CVE-2026-10177 yet. Review the advisory details and affected package list to assess your exposure.

Which packages are affected by CVE-2026-10177?

CVE-2026-10177 affects the following packages: aider-chat (PyPI). Ecosystems affected: PyPI.

How do I fix CVE-2026-10177?

No patched version of aider-chat has shipped for CVE-2026-10177 yet. Where your build allows, override or pin the dependency away from the vulnerable range, and apply any maintainer-recommended mitigation.

How do I detect CVE-2026-10177 in my PyPI dependencies?

Scan your dependency tree (package-lock.json, pnpm-lock.yaml, requirements.txt, go.sum, etc.) for aider-chat, including transitive dependencies — a direct dependency you never call can still pull in a vulnerable version.

How do I mitigate CVE-2026-10177 if there is no patch (or I can't update yet)?

Restrict outbound requests from the affected component to an allowlist of hosts, block access to link-local and internal address ranges at the network layer, and require authentication on internal services so a forged request cannot reach them unauthenticated.

Is CVE-2026-10177 actively exploited in the wild?

No public exploit code has been indexed for CVE-2026-10177 yet. This does not mean the vulnerability cannot be exploited — absence of public exploits does not imply safety. Apply the recommended fix and use O3 Security to monitor your exposure.

What is the EPSS score for CVE-2026-10177?

CVE-2026-10177 has an EPSS (Exploit Prediction Scoring System) score of 0.2%, placing it in the 10th percentile of all CVEs. EPSS is maintained by FIRST.org and estimates the probability that a vulnerability will be exploited in the wild within the next 30 days. This score indicates relatively lower exploitation probability, though the CVSS severity should still guide your patching priority.

What type of vulnerability is CVE-2026-10177?

CVE-2026-10177 is classified as Server-Side Request Forgery (SSRF) (CWE-918). This weakness type describe the underlying flaw category, which helps determine the potential impact and the right class of mitigation. This is a high-impact weakness class that often enables remote code execution or data exposure.

When was CVE-2026-10177 published, and has it been updated?

CVE-2026-10177 was published on May 31, 2026 and was last updated on August 12, 2026. Advisory data evolves as severity scores, affected ranges, and exploit intelligence are revised — always check the latest version of the advisory before acting.

CVE-2026-10177: aider-chat SSRF

Exploitation Status

Proof-of-concept exploit code exists

CISA’s SSVC triage found public proof-of-concept exploit code for this CVE, though no confirmed active exploitation.

Exploitation and automatability from CISA’s SSVC triage for CVE-2026-10177.

EPSS Exploitation Probability

via FIRST.org ↗

0.2%probability of exploitation in next 30 days

Lower Risk0.00%

Lower risk than most CVEs10th percentile — riskier than 10% of all scored CVEsHighest risk

Probability of exploitation in the next 30 days, from FIRST.org EPSS.

Real-World Exposure

1 pkg affected

🐍aider-chat

Real-time download stats are indexed for npm and PyPI packages. This vulnerability affects PyPI packages — download data is not available via public APIs for these ecosystems.

Description

A security vulnerability has been detected in Aider-AI Aider 0.86.3. This affects the function requests.get of the file api_docs.py of the component AWS EC2 Metadata Endpoint. The manipulation leads to server-side request forgery. The attack is possible to be carried out remotely. The exploit has been disclosed publicly and may be used. It is suggested to install a patch to address this issue. The pull request to fix this issue awaits acceptance.

Affected Packages

1 total

Ecosystem	Package	Vulnerable range	Fix
🐍PyPI	`aider-chat`	all versions	No fix

Detection & mitigation playbook

Open-source dependency

Detect
Scan your dependency tree (package-lock.json, pnpm-lock.yaml, requirements.txt, go.sum, etc.) for aider-chat, including transitive dependencies — a direct dependency you never call can still pull in a vulnerable version.
Remediation status
No patched version of aider-chat has shipped for CVE-2026-10177 yet. Where your build allows, override or pin the dependency away from the vulnerable range, and apply any maintainer-recommended mitigation.
Mitigate without a patch
Restrict outbound requests from the affected component to an allowlist of hosts, block access to link-local and internal address ranges at the network layer, and require authentication on internal services so a forged request cannot reach them unauthenticated.

Frequently Asked Questions

A security vulnerability has been detected in Aider-AI Aider 0.86.3. This affects the function requests.get of the file api_docs.py of the component AWS EC2 Metadata Endpoint. The manipulation leads to server-side request forgery. The attack is possible to be carried out remotely. The exploit has been disclosed publicly and may be used. It is suggested to install a patch to address this issue. The pull request to fix this issue awaits acceptance.

O3 Security · Impact-Aware SCA

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CVE-2026-10177 — aider-chat