CVE-2015-5672: TYPE-MOON Fate/stay night, Fate/hollow ataraxia, Witch on the Holy Night, and Fate/stay night + hollow ataraxi

This month

HIGH 10.0MITIGATEMITIGATEMITIGATE

CVE-2015-5672 is a high-severity flaw (CVSS 10.0) affecting fate\/hollow ataraxia, fate\/stay night, fate\/stay night \+ hollow ataraxia set. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

TYPE-MOON Fate/stay night, Fate/hollow ataraxia, Witch on the Holy Night, and Fate/stay night + hollow ataraxia set allow remote attackers to execute arbitrary OS commands via crafted saved data.

Why this priority

Critical severity

No fix is published yet: follow the downgrade or mitigation steps.

Risk facts

CVSS score	10.0 (High)
EPSS exploit chance	3.7% (top 10%)
CISA exploited list	No
Weakness	CWE-78
Published	2015-11-06
Last modified	2026-06-17

Publisher (CNA): JPCERT/CC · Vendor: typemoon

Last updated 2026-06-17 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2015-11-06 11:59 UTCPublished CVE record published
2026-06-17 00:29 UTCUpdated Record last modified

typemoon fate\/hollow ataraxia MITIGATE

Affected: all versions

Fixed in: no fixed release known

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy fatehollow-ataraxia || rpm -q fatehollow-ataraxia || fatehollow-ataraxia --version

No fixed or unaffected release known

Apply the vendor mitigation from the advisory, disable the affected feature, or restrict network access.

typemoon fate\/stay night MITIGATE

Affected: all versions

Fixed in: no fixed release known

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy fatestay-night || rpm -q fatestay-night || fatestay-night --version

No fixed or unaffected release known

Apply the vendor mitigation from the advisory, disable the affected feature, or restrict network access.

typemoon fate\/stay night \+ hollow ataraxia set MITIGATE

Affected: all versions

Fixed in: no fixed release known

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy fatestay-night-+-hollow-ataraxia-set || rpm -q fatestay-night-+-hollow-ataraxia-set || fatestay-night-+-hollow-ataraxia-set --version

No fixed or unaffected release known

Apply the vendor mitigation from the advisory, disable the affected feature, or restrict network access.

typemoon witch on the holy night MITIGATE

Affected: all versions

Fixed in: no fixed release known

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy witch-on-the-holy-night || rpm -q witch-on-the-holy-night || witch-on-the-holy-night --version

No fixed or unaffected release known

Apply the vendor mitigation from the advisory, disable the affected feature, or restrict network access.

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-2015-5672?

fate\/hollow ataraxia: mitigate or apply the listed mitigation; fate\/stay night: mitigate or apply the listed mitigation; fate\/stay night \+ hollow ataraxia set: mitigate or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2015-5672 being exploited?

CVE-2015-5672 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-2015-5672 affect?

CVE-2015-5672 affects fate\/hollow ataraxia, fate\/stay night, fate\/stay night \+ hollow ataraxia set. Severity is high (CVSS 10.0). TYPE-MOON Fate/stay night, Fate/hollow ataraxia, Witch on the Holy Night, and Fate/stay night + hollow ataraxia set allow remote attackers to execute arbitrary OS commands via crafted saved data.

How urgent is CVE-2015-5672?

Priority 57/100. Critical severity

References

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