CVE Explorer
CVE-2026-45617
LiquidJS is a Shopify/GitHub Pages compatible template engine written in pure JavaScript. In versions 10.25.7 and below, the built-in strip_html filter uses a regex containing four flawed lazy-quantified alternatives, leading to ReDoS via quadratic backtracking. When the input contains many <script, <style, or <!-- opener tokens without matching closers, the V8 regex engine performs O(N²) backtracking, blocking the Node.js event loop. A single ~350 KB request ('<script'.repeat(50000)) stalls the
Known exploited
Not asserted
Disputed
No
Stale source
No
Conflicts
0
Affected products and versions
1 source assertion{"product":"liquidjs","vendor":"harttle","versions":[{"status":"affected","version":"< 10.26.0"}]}
- cve_program_cvelist_v5affectedurn:baitaphish:normalized-source-record:v2:065a4e1a31dfab52bf1dfff812ebe56af58f47a4ed37901e86806b3cfabcc10d · sha256:a23f1e3420d8f701… · /containers/cna/affected/0
Provider-owned CVSS observations
1 source assertion{"metric":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"HIGH","baseScore":7.5,"baseSeverity":"HIGH","confidentialityImpact":"NONE","integrityImpact":"NONE","privilegesRequired":"NONE","scope":"UNCHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","version":"3.1"},"metric_type":"cvssV3_1"}
- cve_program_cvelist_v5cvssurn:baitaphish:normalized-source-record:v2:065a4e1a31dfab52bf1dfff812ebe56af58f47a4ed37901e86806b3cfabcc10d · sha256:a23f1e3420d8f701… · /containers/cna/metrics/0/cvssV3_1
CWE assertions
1 source assertion{"cweId":"CWE-1333","description":"CWE-1333: Inefficient Regular Expression Complexity","lang":"en","type":"CWE"}
- cve_program_cvelist_v5cweurn:baitaphish:normalized-source-record:v2:065a4e1a31dfab52bf1dfff812ebe56af58f47a4ed37901e86806b3cfabcc10d · sha256:a23f1e3420d8f701… · /containers/cna/problemTypes/0/descriptions/0
Source references
4 source assertions{"name":"https://github.com/harttle/liquidjs/commit/3616a744b9abeb425c217b340a2397d46176afb8","tags":["x_refsource_MISC"],"url":"https://github.com/harttle/liquidjs/commit/3616a744b9abeb425c217b340a2397d46176afb8"}
- cve_program_cvelist_v5referenceurn:baitaphish:normalized-source-record:v2:065a4e1a31dfab52bf1dfff812ebe56af58f47a4ed37901e86806b3cfabcc10d · sha256:a23f1e3420d8f701… · /containers/cna/references/1
{"name":"https://github.com/harttle/liquidjs/releases/tag/v10.26.0","tags":["x_refsource_MISC"],"url":"https://github.com/harttle/liquidjs/releases/tag/v10.26.0"}
- cve_program_cvelist_v5referenceurn:baitaphish:normalized-source-record:v2:065a4e1a31dfab52bf1dfff812ebe56af58f47a4ed37901e86806b3cfabcc10d · sha256:a23f1e3420d8f701… · /containers/cna/references/2
{"tags":["exploit"],"url":"https://github.com/harttle/liquidjs/security/advisories/GHSA-r7g9-xpmj-5fcq"}
- cve_program_cvelist_v5referenceurn:baitaphish:normalized-source-record:v2:065a4e1a31dfab52bf1dfff812ebe56af58f47a4ed37901e86806b3cfabcc10d · sha256:a23f1e3420d8f701… · /containers/adp/0/references/0
{"name":"https://github.com/harttle/liquidjs/security/advisories/GHSA-r7g9-xpmj-5fcq","tags":["x_refsource_CONFIRM"],"url":"https://github.com/harttle/liquidjs/security/advisories/GHSA-r7g9-xpmj-5fcq"}
- cve_program_cvelist_v5referenceurn:baitaphish:normalized-source-record:v2:065a4e1a31dfab52bf1dfff812ebe56af58f47a4ed37901e86806b3cfabcc10d · sha256:a23f1e3420d8f701… · /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.