{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-33488", "assignerOrgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "state": "PUBLISHED", "assignerShortName": "GitHub_M", "dateReserved": "2026-03-20T16:16:48.971Z", "datePublished": "2026-03-23T15:23:01.438Z", "dateUpdated": "2026-03-24T15:13:58.214Z"}, "containers": {"cna": {"title": "AVideo has a PGP 2FA Bypass via Cryptographically Broken 512-bit RSA Key Generation in LoginControl Plugin", "problemTypes": [{"descriptions": [{"cweId": "CWE-326", "lang": "en", "description": "CWE-326: Inadequate Encryption Strength", "type": "CWE"}]}], "metrics": [{"cvssV3_1": {"attackComplexity": "HIGH", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 7.4, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N", "version": "3.1"}}], "references": [{"name": "https://github.com/WWBN/AVideo/security/advisories/GHSA-6m5f-j7w2-w953", "tags": ["x_refsource_CONFIRM"], "url": "https://github.com/WWBN/AVideo/security/advisories/GHSA-6m5f-j7w2-w953"}, {"name": "https://github.com/WWBN/AVideo/commit/00d979d87f8182095c8150609153a43f834e351e", "tags": ["x_refsource_MISC"], "url": "https://github.com/WWBN/AVideo/commit/00d979d87f8182095c8150609153a43f834e351e"}], "affected": [{"vendor": "WWBN", "product": "AVideo", "versions": [{"version": "<= 26.0", "status": "affected"}]}], "providerMetadata": {"orgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "shortName": "GitHub_M", "dateUpdated": "2026-03-23T15:23:01.438Z"}, "descriptions": [{"lang": "en", "value": "WWBN AVideo is an open source video platform. In versions up to and including 26.0, the `createKeys()` function in the LoginControl plugin's PGP 2FA system generates 512-bit RSA keys, which have been publicly factorable since 1999. An attacker who obtains a target user's public key can factor the 512-bit RSA modulus on commodity hardware in hours, derive the complete private key, and decrypt any PGP 2FA challenge issued by the system \u2014 completely bypassing the second authentication factor. Additionally, the `generateKeys.json.php` and `encryptMessage.json.php` endpoints lack any authentication checks, exposing CPU-intensive key generation to anonymous users. Commit 00d979d87f8182095c8150609153a43f834e351e contains a patch."}], "source": {"advisory": "GHSA-6m5f-j7w2-w953", "discovery": "UNKNOWN"}}, "adp": [{"references": [{"url": "https://github.com/WWBN/AVideo/security/advisories/GHSA-6m5f-j7w2-w953", "tags": ["exploit"]}], "metrics": [{"other": {"type": "ssvc", "content": {"timestamp": "2026-03-24T15:00:16.495353Z", "id": "CVE-2026-33488", "options": [{"Exploitation": "poc"}, {"Automatable": "no"}, {"Technical Impact": "total"}], "role": "CISA Coordinator", "version": "2.0.3"}}}], "title": "CISA ADP Vulnrichment", "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2026-03-24T15:13:58.214Z"}}]}}

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{"configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:wwbn:avideo:*:*:*:*:*:*:*:*", "matchCriteriaId": "774C24F1-9D26-484F-B931-1DA107C8F588", "versionEndIncluding": "26.0", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "WWBN AVideo is an open source video platform. In versions up to and including 26.0, the `createKeys()` function in the LoginControl plugin's PGP 2FA system generates 512-bit RSA keys, which have been publicly factorable since 1999. An attacker who obtains a target user's public key can factor the 512-bit RSA modulus on commodity hardware in hours, derive the complete private key, and decrypt any PGP 2FA challenge issued by the system \u2014 completely bypassing the second authentication factor. Additionally, the `generateKeys.json.php` and `encryptMessage.json.php` endpoints lack any authentication checks, exposing CPU-intensive key generation to anonymous users. Commit 00d979d87f8182095c8150609153a43f834e351e contains a patch."}, {"lang": "es", "value": "WWBN AVideo es una plataforma de video de c\u00f3digo abierto. En versiones hasta la 26.0 inclusive, la funci\u00f3n `createKeys()` en el sistema PGP 2FA del plugin LoginControl genera claves RSA de 512 bits, que han sido factorizables p\u00fablicamente desde 1999. Un atacante que obtiene la clave p\u00fablica de un usuario objetivo puede factorizar el m\u00f3dulo RSA de 512 bits en hardware comercial en horas, derivar la clave privada completa y descifrar cualquier desaf\u00edo PGP 2FA emitido por el sistema \u2014 eludiendo completamente el segundo factor de autenticaci\u00f3n. Adem\u00e1s, los endpoints `generateKeys.json.php` y `encryptMessage.json.php` carecen de cualquier verificaci\u00f3n de autenticaci\u00f3n, exponiendo la generaci\u00f3n de claves que consume mucha CPU a usuarios an\u00f3nimos. El commit 00d979d87f8182095c8150609153a43f834e351e contiene un parche."}], "id": "CVE-2026-33488", "lastModified": "2026-03-24T17:49:58.183", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "HIGH", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 7.4, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N", "version": "3.1"}, "exploitabilityScore": 2.2, "impactScore": 5.2, "source": "security-advisories@github.com", "type": "Secondary"}, {"cvssData": {"attackComplexity": "HIGH", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 8.1, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 2.2, "impactScore": 5.9, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2026-03-23T16:16:49.103", "references": [{"source": "security-advisories@github.com", "tags": ["Patch"], "url": "https://github.com/WWBN/AVideo/commit/00d979d87f8182095c8150609153a43f834e351e"}, {"source": "security-advisories@github.com", "tags": ["Exploit", "Mitigation", "Vendor Advisory"], "url": "https://github.com/WWBN/AVideo/security/advisories/GHSA-6m5f-j7w2-w953"}, {"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "tags": ["Exploit", "Mitigation", "Vendor Advisory"], "url": "https://github.com/WWBN/AVideo/security/advisories/GHSA-6m5f-j7w2-w953"}], "sourceIdentifier": "security-advisories@github.com", "vulnStatus": "Analyzed", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-326"}], "source": "security-advisories@github.com", "type": "Secondary"}]}

{}

{"affected": [{"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "generic", "value": "[0,26.0]"}}], "enrichment": {"confidence": 100.0, "confidence_source": "matching", "scores": [{"score": 100.0, "source": "matching"}]}, "original": {"product": "AVideo", "source": "cna", "vendor": "WWBN"}, "product": "avideo", "vendor": "wwbn"}], "analysis": {"en": {"generated_at": "2026-03-24T20:07:13.526394+00:00", "value": {"mitigation_remediation": ["Update AVideo to a version that replaces the weak 512\u2011bit key generation in the LoginControl plugin or apply the patch from commit 00d979d87f8182095c8150609153a43f834e351e", "Restrict or remove the generateKeys.json.php and encryptMessage.json.php endpoints to eliminate anonymous key generation", "Force all existing users to re\u2011generate their two\u2011factor keys, ensuring stronger key sizes are used", "Monitor authentication logs for patterns that could indicate attempts to exploit this weakness"], "summary": {"action": "Patch Immediately", "impact": "Authentication bypass via second factor decryption"}, "threat_synthesis": {"affected_systems": "Versions of AVideo 26.0 and earlier that include the LoginControl plugin are affected. Users running these releases are at risk when the plugin is enabled, regardless of whether the vulnerable endpoints are exposed to the network.", "description_and_impact": "The LoginControl plugin in WWBN AVideo uses 512\u2011bit RSA keys for its PGP two\u2011factor authentication. Those key sizes are factorizable with publicly known algorithms, allowing an attacker who obtains a user\u2019s public key to compute the private key on commodity hardware in a matter of hours. With the private key, the attacker can decrypt any challenge presented by the system and complete the login without the second factor. In addition, two API endpoints that generate keys and encrypt messages lack authentication checks, enabling anonymous users to request CPU\u2011intensive key creation and exploit this weakness further.", "risk_and_exploitability": "The score of 7.4 indicates a high severity level, yet the likelihood of exploitation is low, estimated below 1 percent. Attacker preparation requires obtaining a public key, performing factorization, and decrypting the challenge; all tasks can be completed in a few hours with standard hardware. Once the loophole is passed, an attacker gains full session control, potentially exposing sensitive video content. The vulnerability is not listed in the CISA KEV catalog, suggesting no widespread exploitation yet, but the impact warrants urgent attention."}}}}, "created": "2026-03-24T10:33:41.265237+00:00", "updated": "2026-03-25T21:27:56.752510+00:00", "vendors": ["wwbn", "wwbn$PRODUCT$avideo"]}