CVE Explorer
CVE-2026-48852
PuTTY 0.71 before 0.84 has an assertion failure in ECDSA signature verification.
Known exploited
Not asserted
Disputed
No
Stale source
No
Conflicts
0
Affected products and versions
1 source assertion{"defaultStatus":"unaffected","product":"PuTTY","vendor":"PuTTY","versions":[{"lessThan":"0.84","status":"affected","version":"0.71","versionType":"custom"}]}
- cve_program_cvelist_v5affectedurn:baitaphish:normalized-source-record:v2:7021c61b3f55d3472b51ee81231a85617e4e3dc14b83178a0fa776d3a704ead1 · sha256:2e91e8bae7a3b662… · /containers/cna/affected/0
Provider-owned CVSS observations
1 source assertion{"metric":{"attackComplexity":"HIGH","attackVector":"NETWORK","availabilityImpact":"LOW","baseScore":3.7,"baseSeverity":"LOW","confidentialityImpact":"NONE","integrityImpact":"NONE","privilegesRequired":"NONE","scope":"UNCHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L","version":"3.1"},"metric_type":"cvssV3_1"}
- cve_program_cvelist_v5cvssurn:baitaphish:normalized-source-record:v2:7021c61b3f55d3472b51ee81231a85617e4e3dc14b83178a0fa776d3a704ead1 · sha256:2e91e8bae7a3b662… · /containers/cna/metrics/0/cvssV3_1
CWE assertions
1 source assertion{"cweId":"CWE-617","description":"CWE-617 Reachable Assertion","lang":"en","type":"CWE"}
- cve_program_cvelist_v5cweurn:baitaphish:normalized-source-record:v2:7021c61b3f55d3472b51ee81231a85617e4e3dc14b83178a0fa776d3a704ead1 · sha256:2e91e8bae7a3b662… · /containers/cna/problemTypes/0/descriptions/0
Source references
2 source assertions{"url":"https://lists.tartarus.org/pipermail/putty-announce/2026/000042.html"}
- cve_program_cvelist_v5referenceurn:baitaphish:normalized-source-record:v2:7021c61b3f55d3472b51ee81231a85617e4e3dc14b83178a0fa776d3a704ead1 · sha256:2e91e8bae7a3b662… · /containers/cna/references/0
{"url":"https://www.chiark.greenend.org.uk/~sgtatham/putty/wishlist/ecdsa-remotely-triggerable-assertion.html"}
- cve_program_cvelist_v5referenceurn:baitaphish:normalized-source-record:v2:7021c61b3f55d3472b51ee81231a85617e4e3dc14b83178a0fa776d3a704ead1 · sha256:2e91e8bae7a3b662… · /containers/cna/references/1
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.