CVE-2026-38967
📛 CVE Title
CVE-2026-38967
Description
CrowCpp Crow through v1.3.1 HTTP is vulnerable to response header injection via unvalidated response header values.
Overview
- State
- PUBLISHED
- Assigner (CNA)
- mitre
- CVSS severity
- critical
- CVSS score
- 9.8 / 10
- CVSS vector
AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H- Effective score
- 9.8 / 10 CRITICAL source: CNA overview
- CWE(s)
- —
- Reserved
- 2026-04-06
- Published
- 2026-06-02 00:00 UTC
- Last updated
- 2026-06-03 16:06 UTC
- Source
- https://raw.githubusercontent.com/CVEProject/cvelistV5/main/cves/2026/38xxx/CVE-2026-38967.json
- Linked Threat
- CVE-2026-38967 — CVE-2026-38967
NVD triage scoring NVD CVE 2.0
Layer NVD adds on top of the CNA's CVE record — published / last-modified timestamps, exploitability / impact subscores, and the FIRST.org EPSS probability that this CVE will be exploited in the wild in the next 30 days.
- NVD published
- 2026-06-02 20:16:35 UTC
- NVD last modified
- 2026-06-17 10:41:49 UTC
- NVD CVSS v3.1
- 9.8 / 10 CRITICAL source: 134c704f-9b21-4f2e-91b3-4a467353bcc0
- NVD CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H- Exploitability subscore
- 3.9 / 10
- Impact subscore
- 5.9 / 10
- EPSS score
- 0.0033 (probability of exploitation in next 30 days)
- EPSS percentile
- 25.03% vs all CVEs — higher = more likely to be exploited, as of 2026-06-28
NVD-assigned CWE(s):
CWE-113
(differs from the CNA list above)
NVD / KEV / EPSS data refreshed 2026-06-29 07:48 UTC. Re-run the 🛰 Backfill from NVD button above to refresh.
European Union Vulnerability Database ENISA EUVD
ENISA's official EU repository for curated vulnerability intelligence. Carries a separate identifier (EUVD-YYYY-NNNN) and frequently exposes an earlier-published description + CVSS than NVD does.
- EUVD ID
-
EUVD-2026-34020 - Assigner
- mitre
- Published
- Jun 2, 2026, 12:00:00 AM
- Updated
- Jun 3, 2026, 4:06:06 PM
- EUVD base score (CVSS 3.1)
-
9.8 / 10
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - EUVD-reported EPSS
- 0.3300
- Vendors
- n/a
- Products
-
n/a (n/a)
- Aliases
-
GHSA-jjvh-j394-wqm7
ENISA description: CrowCpp Crow through v1.3.1 HTTP is vulnerable to response header injection via unvalidated response header values.
EUVD references (2)
Affected products (1)
| Vendor | Product | Versions | Platforms |
|---|---|---|---|
| n/a | n/a |
n/a (affected)
|
— |
Vendor references (2)
References embedded in the original CVE record by the assigning CNA.
Web references (5)
DuckDuckGo results ranked by threat-intel / vendor advisory domains. Generated by the 🔎 Find references (web) button above — same flow as the Remediations search.
- https://github.com/CrowCpp/Crow/issues/1165 tenable:github.com
- https://github.com/CrowCpp/Crow/pull/1167 tenable:github.com
- https://nvd.nist.gov/vuln/detail/CVE-2026-38967 tenable:nvd.nist.gov
- https://www.cve.org/CVERecord?id=CVE-2026-38967 tenable:www.cve.org
- https://www.first.org/epss/ tenable:www.first.org
NVD-tagged references (2)
Reference list NVD curates from the CNA record, vendor advisories, and third-party reports. The tag chips below are NVD's analyst-assigned categories.
- https://github.com/CrowCpp/Crow/issues/1165 cve@mitre.org
- https://github.com/CrowCpp/Crow/pull/1167 cve@mitre.org
Remediations (16)
Remediations are stored against the linked Threat row; the list below is deduplicated across both pages.
-
web:blog.stefan-gossner.com
Important: If your current farm patch level is September 2025 CU, execute the following PowerShell script to correct the folder permissions on the relevant folders otherwise installing the SharePoint fixes will fail: Fix -SeptemberCU-Permission-Problem.ps1 Alternatively you can also remove the NT Authority\system account from WSS_WPG and IIS_IUSRS local security groups of the SharePoint ...
2026-06-08 15:52 UTC -
web:cirt.gov.jm
This cybersecurity advisory is issued to alert IT and security teams about the extensive set of vulnerabilities patched in Oracle's January 2026 Critical Patch Update, emphasizing the urgency of deployment across affected products to mitigate remote code execution, privilege escalation, and other critical exploits that could threaten data ...
2026-06-08 15:52 UTC -
web:community.progress.com
LoadMaster Critical Security Bulletin - June 2026 - ( CVE - 2026 -8037, CVE - 2026 -33691) The Progress Kemp LoadMaster team recently confirmed one critical-severity and one high-severity vulnerability in Progress Kemp LoadMaster: GA v7.2.63.1 and older, and LTSF v7.2.54.17 and older ( CVE - 2026 -8037, CVE - 2026 -33691). We have addressed the issues and have developed and tested a patch that is now ...
2026-06-08 15:52 UTC -
web:cybersecuritynews.com
Microsoft's May 2026 Patch Tuesday lands with a heavy enterprise focus, fixing 120 vulnerabilities across Windows, Office, Azure, developer tools, and Microsoft 365 apps, including 29 remote code execution (RCE) flaws rated Critical.
2026-06-08 15:52 UTC -
web:integsec.com
Meta Description: CVE - 2026 -39987 lets attackers execute code on Marimo notebooks without authentication. Learn business risks, who is affected, and how IntegSec can help you respond.
2026-06-08 15:52 UTC -
web:portal.msrc.microsoft.com
The Security Update Guide provides information on the latest Microsoft security updates, helping users understand and address potential vulnerabilities effectively.
2026-06-08 15:52 UTC -
web:techcommunity.microsoft.com
We wanted to tell you how to address the Exchange Server May 2026 vulnerability CVE - 2026 -42897.
2026-06-08 15:52 UTC -
web:www.oracle.com
This Critical Patch Update contains 481 new security patches across the product families listed below. Please note that an MOS note summarizing the content of this Critical Patch Update and other Oracle Software Security Assurance activities is located at April 2026 Critical Patch Update: Executive Summary and Analysis.
2026-06-08 15:52 UTC -
web:www.oracle.com
Oracle Critical Patch Update Advisory - January 2026 Description A Critical Patch Update is a collection of patches for multiple security vulnerabilities. These patches address vulnerabilities in Oracle code and in third party components included in Oracle products. These patches are usually cumulative, but each advisory describes only the security patches added since the previous Critical ...
2026-06-08 15:52 UTC -
web:zecurit.com
Get the complete breakdown of Microsoft's June 2026 Patch Tuesday. We analyze the latest security updates and all critical CVEs .
2026-06-08 15:52 UTC -
web:blog.icewolf.ch
Addressing Exchange Server May 2026 vulnerability CVE - 2026 -42897 CVE - 2026 -42897 I've already written about the Exchange Emergency Mitigation Service here Exchange Server October 2022 Security Updates released Exchange Emergency Mitigation Service Exchange Emergency Mitigation Service is enabled by default.
2026-06-19 02:33 UTC -
web:oradba.ch
On April 21, 2026 , Oracle released the Critical Patch Update (CPU) for April 2026 — 481 new security fixes across the entire Oracle product stack. For Oracle Database, this means another round of mandatory patching. What makes this quarter unusual: several key Release Updates, including 19.31 and 23.26.2, were not available on release day and are delayed by up to a week or more.
2026-06-19 02:33 UTC -
web:www.crowdstrike.com
Microsoft has released security updates for 130 vulnerabilities, including 30 critical, in its May 2026 Patch Tuesday rollout.
2026-06-19 02:33 UTC -
web:www.forbes.com
Microsoft Exchange users are urged to mitigate a zero-day vulnerability that CISA has confirmed is under active exploitation.
2026-06-19 02:33 UTC -
web:www.oracle.com
This Critical Security Patch Update contains 35 new security patches across the product families listed below. Please note that an MOS note summarizing the content of this Critical Security Patch Update and other Oracle Software Security Assurance activities is located at May 2026 Critical Security Patch Update: Executive Summary and Analysis.
2026-06-19 02:33 UTC -
web:www.rapid7.com
Microsoft is publishing 200 vulnerabilities on June 2026 Patch Tuesday, including an HTTP/2 denial of service vulnerability and an elevation of privilege vulnerability in PowerToys.
2026-06-19 02:33 UTC
AI Forensic Analysis
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Raw JSON
The full cvelistV5 record. Download as CVE-2026-38967.json.
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