KUSANAGI provided by GMO Prime Strategy Co., Ltd.
- Exploited
- No known exploitation
- Fix
- No fix listed
- Who is exposed
- Not reported
- Last modified
- A 0-100 score for how much a CVE matters across the industry: exploitation, exposure, how widely the software is used, severity and whether a fix exists.What do these mean? →
- 18/100 · provisional
- Whether working attack code is public (Exploit-DB, Metasploit, Nuclei or GitHub). Public code makes attacks easier.What do these mean? →
- None on Exploit-DB, Metasploit or GitHub
Summary
KUSANAGI, provided by GMO Prime Strategy Co., Ltd., contains an HTTP header injection flaw that lets an attacker inject arbitrary HTTP headers into responses. The attack can be launched remotely, without logging in, but it requires a user to open a specially crafted URL.
Written by anthropic/claude-haiku-5.5 from the sources below. Verify against them.
Read the original description
KUSANAGI provided by GMO Prime Strategy Co., Ltd. contains an HTTP header injection vulnerability that may allow arbitrary HTTP headers to be injected into the HTTP response when a user accesses a specially crafted URL.
cve.now Index
- Exploitation?/40Unknown. No CISA SSVC exploitation rating yet
- Exposure7/25Reachable over the network without a login · Unknown: No advisory context yet
- Reach?/20Unknown. No tracked technology or package matched
- Severity6.1/10CVSS 6.1
- No patch5/5No patch listed yet
What would change the score
- Would score about 73 if added to CISA KEV
- Would score about 68 if CISA's SSVC rates exploitation active
- Would score about 33 if advisories confirm default setups are exposed
Timeline
- CVE published
- First seen by cve.now
Affected versions
- GMO Prime Strategy Co., Ltd. KUSANAGI 7 Security Edition
through 10.7.2-1
- GMO Prime Strategy Co., Ltd. KUSANAGI 7 Enterprise Edition
through 10.7.2-1
- GMO Prime Strategy Co., Ltd. KUSANAGI 8 Security Edition
through 10.7.2-1
- GMO Prime Strategy Co., Ltd. KUSANAGI 8 Enterprise Edition
through 10.7.2-1
- GMO Prime Strategy Co., Ltd. KUSANAGI 9 Security Edition
through 10.7.2-1
- GMO Prime Strategy Co., Ltd. KUSANAGI 9 Enterprise Edition
through 10.7.2-1
- GMO Prime Strategy Co., Ltd. KUSANAGI 7 Free Edition
through 9.12.2-1
- GMO Prime Strategy Co., Ltd. KUSANAGI 7 Business Edition
through 9.12.2-1
Show all 15 packagesShow fewer packages
- GMO Prime Strategy Co., Ltd. KUSANAGI 7 Premium Edition
through 9.12.2-1
- GMO Prime Strategy Co., Ltd. KUSANAGI 8 Free Edition
through 9.12.2-1
- GMO Prime Strategy Co., Ltd. KUSANAGI 8 Business Edition
through 9.12.2-1
- GMO Prime Strategy Co., Ltd. KUSANAGI 8 Premium Edition
through 9.12.2-1
- GMO Prime Strategy Co., Ltd. KUSANAGI 9 Free Edition
through 9.12.2-1
- GMO Prime Strategy Co., Ltd. KUSANAGI 9 Business Edition
through 9.12.2-1
- GMO Prime Strategy Co., Ltd. KUSANAGI 9 Premium Edition
through 9.12.2-1
Evidence 2
- Link
- Link
Corrections
None so far.
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Questions about CVE-2026-117477
Is CVE-2026-117477 being exploited?
It is not in CISA's Known Exploited Vulnerabilities catalog, and CISA's SSVC assessment does not mark exploitation as active. That does not mean it has not been attacked: vendors and researchers can report attacks before CISA lists them. No public exploit code is tracked.Source: cve.now feed data
Which versions are affected by CVE-2026-117477?
KUSANAGI 7 Security Edition: through 10.7.2-1. KUSANAGI 7 Enterprise Edition: through 10.7.2-1. KUSANAGI 8 Security Edition: through 10.7.2-1. KUSANAGI 8 Enterprise Edition: through 10.7.2-1. KUSANAGI 9 Security Edition: through 10.7.2-1. 10 more packages are listed on the page.Source: cve.now feed data