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CVE-2025-68113

🗓️ 16 Dec 2025 00:53:59Reported by MendType 
mend
 mend
🔗 www.mend.io👁 8 Views

Cryptographic semantic binding flaw in ALTCHA libraries allows challenge payload splicing.

Related
Refs
ReporterTitlePublishedViews
Family
cgr
Chainguard
CVE-2025-68113 vulnerabilities
19 Dec 202513:23
–cgr
cnnvd
CNNVD
ALTCHA data falsification vulnerability
16 Dec 202500:00
–cnnvd
cve
CVE
CVE-2025-68113
16 Dec 202500:53
–cve
cvelist
Cvelist
CVE-2025-68113 ALTCHA Proof-of-Work Vulnerable to Challenge Splicing and Replay
16 Dec 202500:53
–cvelist
euvd
EUVD
EUVD-2025-203484
16 Dec 202500:53
–euvd
github
Github Security Blog
ALTCHA Proof-of-Work Vulnerable to Challenge Splicing and Replay
16 Dec 202500:43
–github
gitlab
GitLab Advisory Database
ALTCHA Proof-of-Work Vulnerable to Challenge Splicing and Replay
16 Dec 202500:00
–gitlab
nvd
NVD
CVE-2025-68113
16 Dec 202501:15
–nvd
osv_cga
osv_cga
CGA-365R-3FW6-JMHX
18 Dec 202512:57
–osv_cga
osv_cga
osv_cga
CGA-4RC4-33HR-294F
18 Dec 202512:57
–osv_cga
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08 Oct 2026 00:05Current
7.2High risk
Vulners AI Score7.2
CVSS 3.16.5
CVSS 46.9
EPSS0.00463
SSVC
8