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CVE-2026-34931

hoppscotch is an open source API development ecosystem. Prior to version 2026.3.0, there is an open redirect vulnerability that leads to token exfiltration. With these tokens, the attacker can sign in as the victim to takeover their account. This issue has been patched in version 2026.3.0.
Lifecycle PUBLISHED1 preserved revisionFact urn:baitaphish:canonical-cve-fact-revision:v2:1dee63216722605cb03dd94f4303daa867914653359934f5ccb0bc7f3f7fe8eb
Known exploited
Not asserted
Disputed
No
Stale source
No
Conflicts
0

Affected products and versions

1 source assertion
{"product":"hoppscotch","vendor":"hoppscotch","versions":[{"status":"affected","version":"< 2026.3.0"}]}
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:966f348cec0b46118880324c6764ba1a4c261617f4c3dafc29033877cb3e6f47 · sha256:b8ea7658da350348… · /containers/cna/affected/0

Provider-owned CVSS observations

1 source assertion
{"metric":{"attackComplexity":"LOW","attackRequirements":"NONE","attackVector":"NETWORK","baseScore":8.5,"baseSeverity":"HIGH","privilegesRequired":"NONE","subAvailabilityImpact":"NONE","subConfidentialityImpact":"NONE","subIntegrityImpact":"NONE","userInteraction":"ACTIVE","vectorString":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N","version":"4.0","vulnAvailabilityImpact":"NONE","vulnConfidentialityImpact":"HIGH","vulnIntegrityImpact":"HIGH"},"metric_type":"cvssV4_0"}
  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:966f348cec0b46118880324c6764ba1a4c261617f4c3dafc29033877cb3e6f47 · sha256:b8ea7658da350348… · /containers/cna/metrics/0/cvssV4_0

CWE assertions

1 source assertion
{"cweId":"CWE-601","description":"CWE-601: URL Redirection to Untrusted Site ('Open Redirect')","lang":"en","type":"CWE"}
  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:966f348cec0b46118880324c6764ba1a4c261617f4c3dafc29033877cb3e6f47 · sha256:b8ea7658da350348… · /containers/cna/problemTypes/0/descriptions/0

Source references

2 source assertions
{"name":"https://github.com/hoppscotch/hoppscotch/releases/tag/2026.3.0","tags":["x_refsource_MISC"],"url":"https://github.com/hoppscotch/hoppscotch/releases/tag/2026.3.0"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:966f348cec0b46118880324c6764ba1a4c261617f4c3dafc29033877cb3e6f47 · sha256:b8ea7658da350348… · /containers/cna/references/1
{"name":"https://github.com/hoppscotch/hoppscotch/security/advisories/GHSA-7fg7-wx5q-6m3v","tags":["x_refsource_CONFIRM"],"url":"https://github.com/hoppscotch/hoppscotch/security/advisories/GHSA-7fg7-wx5q-6m3v"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:966f348cec0b46118880324c6764ba1a4c261617f4c3dafc29033877cb3e6f47 · sha256:b8ea7658da350348… · /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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