CVE-2026-42339: New API is a large language mode (LLM) gateway and artificial intelligence (AI) asset management system

Q: How do I fix CVE-2026-42339?

new api: upgrade to 0.11.9. Exact commands for each OS are on this page.

Q: Is CVE-2026-42339 being exploited?

CVE-2026-42339 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

Q: What does CVE-2026-42339 affect?

CVE-2026-42339 affects new api. Severity is high (CVSS 7.1). New API is a large language mode (LLM) gateway and artificial intelligence (AI) asset management system. In versions 0.11.9-alpha.1 and prior, the SSRF protection introduced in v0.9.0.5 (CVE-2025-59146) and hardened in v0.9.6 (CVE-2025-6215

Q: How urgent is CVE-2026-42339?

Priority 34/100. High severity; Public exploit reference

Routine

HIGH 7.1UPGRADE

CVE-2026-42339 is a high-severity flaw (CVSS 7.1) affecting new api. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

New API is a large language mode (LLM) gateway and artificial intelligence (AI) asset management system. In versions 0.11.9-alpha.1 and prior, the SSRF protection introduced in v0.9.0.5 (CVE-2025-59146) and hardened in v0.9.6 (CVE-2025-62155) does not block the unspecified address 0.0.0.0. A regular (non-admin) user holding any valid API token can send a multimodal request to /v1/chat/completions, /v1/responses, or /v1/messages with 0.0.0.0 as th

Why this priority

High severity
Public exploit reference

A fixed release or distro patch exists.

Risk facts

CVSS score	7.1 (High)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	Low
User interaction	None
EPSS exploit chance	0.3% (top 83%)
CISA exploited list	No
Weakness	CWE-918
Published	2026-05-08
Last modified	2026-07-24

Publisher (CNA): GitHub, Inc. · Vendor: newapi

Last updated 2026-07-24 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2026-05-08 23:16 UTCPublished CVE record published
2026-07-24 21:10 UTCUpdated Record last modified

newapi new api UPGRADE

Affected: < 0.11.9 · 0.11.9 alpha1

Fixed in: 0.11.9

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy new-api || rpm -q new-api || new-api --version

2. UPGRADE to 0.11.9 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade new-api

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade new-api

Note

Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2026-42339?

new api: upgrade to 0.11.9. Exact commands for each OS are on this page.

Is CVE-2026-42339 being exploited?

CVE-2026-42339 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2026-42339 affect?

CVE-2026-42339 affects new api. Severity is high (CVSS 7.1). New API is a large language mode (LLM) gateway and artificial intelligence (AI) asset management system. In versions 0.11.9-alpha.1 and prior, the SSRF protection introduced in v0.9.0.5 (CVE-2025-59146) and hardened in v0.9.6 (CVE-2025-6215

How urgent is CVE-2026-42339?

Priority 34/100. High severity; Public exploit reference

Related CVEs

CVE-2026-41432 HIGH 7.1 UPGRADE New API is a large language mode (LLM) gateway and artificial intelligence (AI) asset management system
CVE-2026-33655 HIGH 7.7 UPGRADE New API is a large language mode (LLM) gateway and artificial intelligence (AI) asset management system
CVE-2026-44342 MEDIUM 5.3 UPGRADE New API is a large language mode (LLM) gateway and artificial intelligence (AI) asset management system

References

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