CVE Explorer
CVE-2025-65015
joserfc is a Python library that provides an implementation of several JSON Object Signing and Encryption (JOSE) standards. In versions from 1.3.3 to before 1.3.5 and from 1.4.0 to before 1.4.2, the ExceededSizeError exception messages are embedded with non-decoded JWT token parts and may cause Python logging to record an arbitrarily large, forged JWT payload. In situations where a misconfigured — or entirely absent — production-grade web server sits in front of a Python web application, an atta
Known exploited
Not asserted
Disputed
No
Stale source
No
Conflicts
0
Affected products and versions
1 source assertion{"product":"joserfc","vendor":"authlib","versions":[{"status":"affected","version":">= 1.3.3, < 1.3.5"},{"status":"affected","version":">= 1.4.0, < 1.4.2"}]}
- cve_program_cvelist_v5affectedurn:baitaphish:normalized-source-record:v2:4148ab1f56d61adea3508768b4132063e0c671a2e1b424d6854ad02fb6ce61e2 · sha256:db16b82e56a878fa… · /containers/cna/affected/0
Provider-owned CVSS observations
1 source assertion{"metric":{"attackComplexity":"LOW","attackRequirements":"NONE","attackVector":"NETWORK","baseScore":9.2,"baseSeverity":"CRITICAL","privilegesRequired":"NONE","subAvailabilityImpact":"HIGH","subConfidentialityImpact":"NONE","subIntegrityImpact":"NONE","userInteraction":"NONE","vectorString":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:H","version":"4.0","vulnAvailabilityImpact":"HIGH","vulnConfidentialityImpact":"NONE","vulnIntegrityImpact":"NONE"},"metric_type":"cvssV4_0"}
- cve_program_cvelist_v5cvssurn:baitaphish:normalized-source-record:v2:4148ab1f56d61adea3508768b4132063e0c671a2e1b424d6854ad02fb6ce61e2 · sha256:db16b82e56a878fa… · /containers/cna/metrics/0/cvssV4_0
CWE assertions
1 source assertion{"cweId":"CWE-770","description":"CWE-770: Allocation of Resources Without Limits or Throttling","lang":"en","type":"CWE"}
- cve_program_cvelist_v5cweurn:baitaphish:normalized-source-record:v2:4148ab1f56d61adea3508768b4132063e0c671a2e1b424d6854ad02fb6ce61e2 · sha256:db16b82e56a878fa… · /containers/cna/problemTypes/0/descriptions/0
Source references
6 source assertions{"name":"https://github.com/authlib/joserfc/commit/63932f169d924caffafa761af2122b82059017f7","tags":["x_refsource_MISC"],"url":"https://github.com/authlib/joserfc/commit/63932f169d924caffafa761af2122b82059017f7"}
- cve_program_cvelist_v5referenceurn:baitaphish:normalized-source-record:v2:4148ab1f56d61adea3508768b4132063e0c671a2e1b424d6854ad02fb6ce61e2 · sha256:db16b82e56a878fa… · /containers/cna/references/1
{"name":"https://github.com/authlib/joserfc/commit/673c8743fd0605b0e1de6452be6cba75f44e466b","tags":["x_refsource_MISC"],"url":"https://github.com/authlib/joserfc/commit/673c8743fd0605b0e1de6452be6cba75f44e466b"}
- cve_program_cvelist_v5referenceurn:baitaphish:normalized-source-record:v2:4148ab1f56d61adea3508768b4132063e0c671a2e1b424d6854ad02fb6ce61e2 · sha256:db16b82e56a878fa… · /containers/cna/references/2
{"name":"https://github.com/authlib/joserfc/releases/tag/1.3.5","tags":["x_refsource_MISC"],"url":"https://github.com/authlib/joserfc/releases/tag/1.3.5"}
- cve_program_cvelist_v5referenceurn:baitaphish:normalized-source-record:v2:4148ab1f56d61adea3508768b4132063e0c671a2e1b424d6854ad02fb6ce61e2 · sha256:db16b82e56a878fa… · /containers/cna/references/3
{"name":"https://github.com/authlib/joserfc/releases/tag/1.4.2","tags":["x_refsource_MISC"],"url":"https://github.com/authlib/joserfc/releases/tag/1.4.2"}
- cve_program_cvelist_v5referenceurn:baitaphish:normalized-source-record:v2:4148ab1f56d61adea3508768b4132063e0c671a2e1b424d6854ad02fb6ce61e2 · sha256:db16b82e56a878fa… · /containers/cna/references/4
{"name":"https://github.com/authlib/joserfc/security/advisories/GHSA-frfh-8v73-gjg4","tags":["x_refsource_CONFIRM"],"url":"https://github.com/authlib/joserfc/security/advisories/GHSA-frfh-8v73-gjg4"}
- cve_program_cvelist_v5referenceurn:baitaphish:normalized-source-record:v2:4148ab1f56d61adea3508768b4132063e0c671a2e1b424d6854ad02fb6ce61e2 · sha256:db16b82e56a878fa… · /containers/cna/references/0
{"tags":["exploit"],"url":"https://github.com/authlib/joserfc/security/advisories/GHSA-frfh-8v73-gjg4"}
- cve_program_cvelist_v5referenceurn:baitaphish:normalized-source-record:v2:4148ab1f56d61adea3508768b4132063e0c671a2e1b424d6854ad02fb6ce61e2 · sha256:db16b82e56a878fa… · /containers/adp/0/references/0
Attribution and limitations
- CVE Program CVEList V5: Reproduce the MITRE copyright designation and CVE license in copies. Source →
Provider severity values are preserved separately. Baitaphish does not convert them into a risk rating, infer affected products, or treat EPSS as observed exploitation.