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CVE-2026-25647

Lute is a structured Markdown engine supporting Go and JavaScript. Lute 1.7.6 and earlier (as used in SiYuan before) has a Stored Cross-Site Scripting (XSS) vulnerability in the Markdown rendering engine. An attacker can inject malicious JavaScript into a Markdown text/note. When another user clicks the rendered content, the script executes in the context of their session.
Lifecycle PUBLISHED1 preserved revisionFact urn:baitaphish:canonical-cve-fact-revision:v2:27fa9a578579de559b17f0cc684b402f81d4e947a869863908dcd8208e98f4b5
Known exploited
Not asserted
Disputed
No
Stale source
No
Conflicts
0

Affected products and versions

1 source assertion
{"product":"siyuan","vendor":"siyuan-note","versions":[{"status":"affected","version":"< 3.5.5"}]}
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:ed45dd72017cd78fed8f8506e3d099534aa0d9b3436bef5032cb3f67ff8effc4 · sha256:ef7b5164f6df80e4… · /containers/cna/affected/0

Provider-owned CVSS observations

1 source assertion
{"metric":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"NONE","baseScore":4.6,"baseSeverity":"MEDIUM","confidentialityImpact":"LOW","integrityImpact":"LOW","privilegesRequired":"LOW","scope":"UNCHANGED","userInteraction":"REQUIRED","vectorString":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:L/I:L/A:N","version":"3.1"},"metric_type":"cvssV3_1"}
  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:ed45dd72017cd78fed8f8506e3d099534aa0d9b3436bef5032cb3f67ff8effc4 · sha256:ef7b5164f6df80e4… · /containers/cna/metrics/0/cvssV3_1

CWE assertions

1 source assertion
{"cweId":"CWE-79","description":"CWE-79: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')","lang":"en","type":"CWE"}
  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:ed45dd72017cd78fed8f8506e3d099534aa0d9b3436bef5032cb3f67ff8effc4 · sha256:ef7b5164f6df80e4… · /containers/cna/problemTypes/0/descriptions/0

Source references

2 source assertions
{"name":"https://github.com/88250/lute/commit/0118e218916cf0cc7df639b50ce74e0c6c3d1868","tags":["x_refsource_MISC"],"url":"https://github.com/88250/lute/commit/0118e218916cf0cc7df639b50ce74e0c6c3d1868"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:ed45dd72017cd78fed8f8506e3d099534aa0d9b3436bef5032cb3f67ff8effc4 · sha256:ef7b5164f6df80e4… · /containers/cna/references/1
{"name":"https://github.com/siyuan-note/siyuan/security/advisories/GHSA-rw25-98wq-76qv","tags":["x_refsource_CONFIRM"],"url":"https://github.com/siyuan-note/siyuan/security/advisories/GHSA-rw25-98wq-76qv"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:ed45dd72017cd78fed8f8506e3d099534aa0d9b3436bef5032cb3f67ff8effc4 · sha256:ef7b5164f6df80e4… · /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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