Vulnerability Instance
Lookup for vulnerabilities affecting packages.
GET /api/vulnerabilities/49446?format=api
{ "url": "http://public2.vulnerablecode.io/api/vulnerabilities/49446?format=api", "vulnerability_id": "VCID-5ums-2ubu-k3d6", "summary": "ALTCHA Proof-of-Work Vulnerable to Challenge Splicing and Replay\nA cryptographic semantic binding flaw in ALTCHA libraries allows challenge payload splicing, which may enable replay attacks. The HMAC signature does not unambiguously bind challenge parameters to the nonce, allowing an attacker to reinterpret a valid proof-of-work submission with a modified expiration value. This may allow previously solved challenges to be reused beyond their intended lifetime, depending on server-side replay handling and deployment assumptions.\n\nThe vulnerability primarily impacts abuse-prevention mechanisms such as rate limiting and bot mitigation. It does not directly affect data confidentiality or integrity.", "aliases": [ { "alias": "CVE-2025-68113" }, { "alias": "GHSA-6gvq-jcmp-8959" } ], "fixed_packages": [ { "url": "http://public2.vulnerablecode.io/api/packages/73004?format=api", "purl": "pkg:composer/altcha-org/altcha@1.3.1", "is_vulnerable": false, "affected_by_vulnerabilities": [], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:composer/altcha-org/altcha@1.3.1" }, { "url": "http://public2.vulnerablecode.io/api/packages/72994?format=api", "purl": "pkg:gem/altcha@1.0.0", "is_vulnerable": false, "affected_by_vulnerabilities": [], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:gem/altcha@1.0.0" }, { "url": "http://public2.vulnerablecode.io/api/packages/126116?format=api", "purl": "pkg:golang/github.com/altcha-org/altcha-lib-go@1.0.0", "is_vulnerable": false, "affected_by_vulnerabilities": [], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:golang/github.com/altcha-org/altcha-lib-go@1.0.0" }, { "url": "http://public2.vulnerablecode.io/api/packages/126141?format=api", "purl": "pkg:hex/altcha@1.0.0", "is_vulnerable": false, "affected_by_vulnerabilities": [], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:hex/altcha@1.0.0" }, { "url": "http://public2.vulnerablecode.io/api/packages/73011?format=api", "purl": "pkg:maven/org.altcha/altcha@1.3.0", "is_vulnerable": false, "affected_by_vulnerabilities": [], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:maven/org.altcha/altcha@1.3.0" }, { "url": "http://public2.vulnerablecode.io/api/packages/73001?format=api", "purl": "pkg:npm/altcha-lib@1.4.1", "is_vulnerable": false, "affected_by_vulnerabilities": [], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:npm/altcha-lib@1.4.1" }, { "url": "http://public2.vulnerablecode.io/api/packages/73002?format=api", "purl": "pkg:pypi/altcha@1.0.0", "is_vulnerable": false, "affected_by_vulnerabilities": [], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:pypi/altcha@1.0.0" } ], "affected_packages": [ { "url": "http://public2.vulnerablecode.io/api/packages/172218?format=api", "purl": "pkg:gem/altcha@0.1.0", "is_vulnerable": true, "affected_by_vulnerabilities": [ { "vulnerability": "VCID-5ums-2ubu-k3d6" } ], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:gem/altcha@0.1.0" }, { "url": "http://public2.vulnerablecode.io/api/packages/172219?format=api", "purl": "pkg:gem/altcha@0.2.0", "is_vulnerable": true, "affected_by_vulnerabilities": [ { "vulnerability": "VCID-5ums-2ubu-k3d6" } ], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:gem/altcha@0.2.0" }, { "url": "http://public2.vulnerablecode.io/api/packages/172220?format=api", "purl": "pkg:gem/altcha@0.2.1", "is_vulnerable": true, "affected_by_vulnerabilities": [ { "vulnerability": "VCID-5ums-2ubu-k3d6" } ], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:gem/altcha@0.2.1" } ], "references": [ { "reference_url": "https://github.com/altcha-org/altcha-lib", "reference_id": "", "reference_type": "", "scores": [ { "value": "6.5", "scoring_system": "cvssv3.1", "scoring_elements": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:L" }, { "value": "MODERATE", "scoring_system": "generic_textual", "scoring_elements": "" } ], "url": "https://github.com/altcha-org/altcha-lib" }, { "reference_url": "https://github.com/altcha-org/altcha-lib/commit/cb95d83a8d08e273b6be15e48988e7eaf60d5c08", "reference_id": "", "reference_type": "", "scores": [ { "value": "6.5", "scoring_system": "cvssv3.1", "scoring_elements": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:L" }, { "value": "MODERATE", "scoring_system": "generic_textual", "scoring_elements": "" } ], "url": "https://github.com/altcha-org/altcha-lib/commit/cb95d83a8d08e273b6be15e48988e7eaf60d5c08" }, { "reference_url": "https://github.com/altcha-org/altcha-lib-ex/commit/09b2bad466ad0338a5b24245380950ea9918333e", "reference_id": "", "reference_type": "", "scores": [ { "value": "6.5", "scoring_system": "cvssv3.1", "scoring_elements": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:L" }, { "value": "MODERATE", "scoring_system": "generic_textual", "scoring_elements": "" } ], "url": "https://github.com/altcha-org/altcha-lib-ex/commit/09b2bad466ad0338a5b24245380950ea9918333e" }, { "reference_url": "https://github.com/altcha-org/altcha-lib-go/commit/4a5610745ef79895a67bac858b2e4f291c2614b8", "reference_id": "", "reference_type": "", "scores": [ { "value": "6.5", "scoring_system": "cvssv3.1", "scoring_elements": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:L" }, { "value": "MODERATE", "scoring_system": "generic_textual", "scoring_elements": "" } ], "url": "https://github.com/altcha-org/altcha-lib-go/commit/4a5610745ef79895a67bac858b2e4f291c2614b8" }, { "reference_url": "https://github.com/altcha-org/altcha-lib-java/commit/69277651fdd6418ae10bf3a088901506f9c62114", "reference_id": "", "reference_type": "", "scores": [ { "value": "6.5", "scoring_system": "cvssv3.1", "scoring_elements": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:L" }, { "value": "MODERATE", "scoring_system": "generic_textual", "scoring_elements": "" } ], "url": "https://github.com/altcha-org/altcha-lib-java/commit/69277651fdd6418ae10bf3a088901506f9c62114" }, { "reference_url": "https://github.com/altcha-org/altcha-lib-java/releases/tag/v1.3.0", "reference_id": "", "reference_type": "", "scores": [ { "value": "6.5", "scoring_system": "cvssv3.1", "scoring_elements": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:L" }, { "value": "MODERATE", "scoring_system": "generic_textual", "scoring_elements": "" } ], "url": "https://github.com/altcha-org/altcha-lib-java/releases/tag/v1.3.0" }, { "reference_url": "https://github.com/altcha-org/altcha-lib-php/commit/9e9e70c864a9db960d071c77c778be0c9ff1a4d0", "reference_id": "", "reference_type": "", "scores": [ { "value": "6.5", "scoring_system": "cvssv3.1", "scoring_elements": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:L" }, { "value": "MODERATE", "scoring_system": "generic_textual", "scoring_elements": "" } ], "url": "https://github.com/altcha-org/altcha-lib-php/commit/9e9e70c864a9db960d071c77c778be0c9ff1a4d0" }, { "reference_url": "https://github.com/altcha-org/altcha-lib-php/releases/tag/v1.3.1", "reference_id": "", "reference_type": "", "scores": [ { "value": "6.5", "scoring_system": "cvssv3.1", "scoring_elements": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:L" }, { "value": "MODERATE", "scoring_system": "generic_textual", "scoring_elements": "" } ], "url": "https://github.com/altcha-org/altcha-lib-php/releases/tag/v1.3.1" }, { "reference_url": "https://github.com/altcha-org/altcha-lib-rb/commit/4fd7b64cbbfc713f3ca4e066c2dd466e3b8d359b", "reference_id": "", "reference_type": "", "scores": [ { "value": "6.5", "scoring_system": "cvssv3.1", "scoring_elements": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:L" }, { "value": "MODERATE", "scoring_system": "generic_textual", "scoring_elements": "" } ], "url": "https://github.com/altcha-org/altcha-lib-rb/commit/4fd7b64cbbfc713f3ca4e066c2dd466e3b8d359b" }, { "reference_url": "https://github.com/altcha-org/altcha-lib/releases/tag/1.4.1", "reference_id": "", "reference_type": "", "scores": [ { "value": "6.5", "scoring_system": "cvssv3.1", "scoring_elements": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:L" }, { "value": "MODERATE", "scoring_system": "generic_textual", "scoring_elements": "" } ], "url": "https://github.com/altcha-org/altcha-lib/releases/tag/1.4.1" }, { "reference_url": "https://nvd.nist.gov/vuln/detail/CVE-2025-68113", "reference_id": "CVE-2025-68113", "reference_type": "", "scores": [ { "value": "6.5", "scoring_system": "cvssv3.1", "scoring_elements": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:L" }, { "value": "MODERATE", "scoring_system": "generic_textual", "scoring_elements": "" } ], "url": "https://nvd.nist.gov/vuln/detail/CVE-2025-68113" }, { "reference_url": "https://github.com/rubysec/ruby-advisory-db/blob/master/gems/altcha/CVE-2025-68113.yml", "reference_id": "CVE-2025-68113.YML", "reference_type": "", "scores": [ { "value": "6.5", "scoring_system": "cvssv3.1", "scoring_elements": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:L" }, { "value": "MODERATE", "scoring_system": "generic_textual", "scoring_elements": "" } ], "url": "https://github.com/rubysec/ruby-advisory-db/blob/master/gems/altcha/CVE-2025-68113.yml" }, { "reference_url": "https://github.com/advisories/GHSA-6gvq-jcmp-8959", "reference_id": "GHSA-6gvq-jcmp-8959", "reference_type": "", "scores": [], "url": "https://github.com/advisories/GHSA-6gvq-jcmp-8959" }, { "reference_url": "https://github.com/altcha-org/altcha-lib/security/advisories/GHSA-6gvq-jcmp-8959", "reference_id": "GHSA-6gvq-jcmp-8959", "reference_type": "", "scores": [ { "value": "6.5", "scoring_system": "cvssv3", "scoring_elements": "" }, { "value": "6.5", "scoring_system": "cvssv3.1", "scoring_elements": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:L" }, { "value": "MODERATE", "scoring_system": "generic_textual", "scoring_elements": "" } ], "url": "https://github.com/altcha-org/altcha-lib/security/advisories/GHSA-6gvq-jcmp-8959" } ], "weaknesses": [ { "cwe_id": 115, "name": "Misinterpretation of Input", "description": "The product misinterprets an input, whether from an attacker or another product, in a security-relevant fashion." }, { "cwe_id": 347, "name": "Improper Verification of Cryptographic Signature", "description": "The product does not verify, or incorrectly verifies, the cryptographic signature for data." }, { "cwe_id": 937, "name": "OWASP Top Ten 2013 Category A9 - Using Components with Known Vulnerabilities", "description": "Weaknesses in this category are related to the A9 category in the OWASP Top Ten 2013." }, { "cwe_id": 1035, "name": "OWASP Top Ten 2017 Category A9 - Using Components with Known Vulnerabilities", "description": "Weaknesses in this category are related to the A9 category in the OWASP Top Ten 2017." } ], "exploits": [], "severity_range_score": "4.0 - 6.9", "exploitability": "0.5", "weighted_severity": "6.2", "risk_score": 3.1, "resource_url": "http://public2.vulnerablecode.io/vulnerabilities/VCID-5ums-2ubu-k3d6" }