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CVE-2026-48051

Papra is a minimalistic document management and archiving platform. Prior to version 26.5.0, Papra's webhook delivery system contains an SSRF protection bypass that allows any authenticated organisation member to cause the server to make HTTP requests to internal addresses — loopback, link-local, and RFC-1918 ranges. The SSRF protection validates the registered webhook URL but ignores redirect destinations. The HTTP client (ofetch) follows 3xx responses automatically, and the redirect target is
Lifecycle PUBLISHED1 preserved revisionFact urn:baitaphish:canonical-cve-fact-revision:v2:7211fc372d2783531661711929b81215c7a53c4062a8605ff4a1a54e4faaf78e
Known exploited
Not asserted
Disputed
No
Stale source
No
Conflicts
0

Affected products and versions

1 source assertion
{"product":"papra","vendor":"papra-hq","versions":[{"status":"affected","version":"< 26.5.0"}]}
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:4f816ec439ae58cb6a3231e12b3f672a58447b3fff2e2fef1e08659707de5986 · sha256:c718e53612247dcc… · /containers/cna/affected/0

Provider-owned CVSS observations

1 source assertion
{"metric":{"attackComplexity":"HIGH","attackVector":"NETWORK","availabilityImpact":"NONE","baseScore":3.5,"baseSeverity":"LOW","confidentialityImpact":"LOW","integrityImpact":"NONE","privilegesRequired":"LOW","scope":"CHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:L/I:N/A:N","version":"3.1"},"metric_type":"cvssV3_1"}
  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:4f816ec439ae58cb6a3231e12b3f672a58447b3fff2e2fef1e08659707de5986 · sha256:c718e53612247dcc… · /containers/cna/metrics/0/cvssV3_1

CWE assertions

1 source assertion
{"cweId":"CWE-918","description":"CWE-918: Server-Side Request Forgery (SSRF)","lang":"en","type":"CWE"}
  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:4f816ec439ae58cb6a3231e12b3f672a58447b3fff2e2fef1e08659707de5986 · sha256:c718e53612247dcc… · /containers/cna/problemTypes/0/descriptions/0

Source references

2 source assertions
{"tags":["exploit"],"url":"https://github.com/papra-hq/papra/security/advisories/GHSA-5g86-85rp-f9hx"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:4f816ec439ae58cb6a3231e12b3f672a58447b3fff2e2fef1e08659707de5986 · sha256:c718e53612247dcc… · /containers/adp/0/references/0
{"name":"https://github.com/papra-hq/papra/security/advisories/GHSA-5g86-85rp-f9hx","tags":["x_refsource_CONFIRM"],"url":"https://github.com/papra-hq/papra/security/advisories/GHSA-5g86-85rp-f9hx"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:4f816ec439ae58cb6a3231e12b3f672a58447b3fff2e2fef1e08659707de5986 · sha256:c718e53612247dcc… · /containers/cna/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.

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