CVE-2025-29904

MEDIUMNVD 5.35.3—Trending — 4 sources updated this week

5.3

In JetBrains Ktor before 3.1.1 an HTTP Request Smuggling was possible

CVSS v3: 5.3
EG Score: 5.3(medium)
EPSS: 0.1%
KEV: Not listed

Published

March 12, 2025

Last Modified

October 2, 2025

References (1)

cve@jetbrainshttps://www.jetbrains.com/privacy-security/issues-fixed/

Weakness Classification(1)

MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.

CWE-444Inconsistent Interpretation of HTTP Requests (HTTP Request Smuggling)

Data Freshness Timeline

(refreshed 8× in last 7d / 8× in last 30d)

Every time one of our enrichment pipelines (NVD, MITRE cvelistV5, EPSS, CISA KEV, GHSA, OSV, vendor advisories) ran against this CVE. Most recent first.

2026-06-01 13:51 UTCepss_batch
2026-06-01 13:51 UTCepss_batch
2026-05-31 00:16 UTCepss_batch
2026-05-31 00:16 UTCepss_batch
2026-05-30 09:39 UTCEG score recompute
2026-05-30 09:39 UTCGHSA enrichment
2026-05-30 01:35 UTCOSV refresh
2026-05-29 13:44 UTCepss_batch

Frequently asked(5)

What is CVE-2025-29904?

CVE-2025-29904 is a medium vulnerability published on March 12, 2025. In JetBrains Ktor before 3.1.1 an HTTP Request Smuggling was possible

When was CVE-2025-29904 disclosed?

CVE-2025-29904 was first published in the National Vulnerability Database on March 12, 2025, with the most recent update on October 2, 2025. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.

Is CVE-2025-29904 actively exploited?

CVE-2025-29904 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 0.1% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

What is the CVSS score of CVE-2025-29904?

CVE-2025-29904 has a CVSS v3 base score of 5.3 (NVD).

How do I remediate CVE-2025-29904?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2025-29904, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.

Dependency Blast Radius

See which npm, PyPI, Go, and Maven packages are affected by CVE-2025-29904

Explore →

Is Your Infrastructure Affected by CVE-2025-29904?

EchelonGraph automatically scans your cloud infrastructure and maps CVE exposure using blast radius analysis.

Start Free Scan →Browse All CVEs

CVE-2025-29904

📅 Published

🔄 Last Modified

🔗 References (1)