CVE Explorer

CVE-2026-23737

seroval facilitates JS value stringification, including complex structures beyond JSON.stringify capabilities. In versions 1.4.0 and below, improper input handling in the JSON deserialization component can lead to arbitrary JavaScript code execution. Exploitation is possible via overriding constant value and error deserialization, allowing indirect access to unsafe JS evaluation. At minimum, attackers need the ability to perform 4 separate requests on the same function, and partial knowledge of

Lifecycle PUBLISHED1 preserved revisionFact urn:baitaphish:canonical-cve-fact-revision:v2:bfc3a89bccb7e26ed1fa5d5c63cf0035def87b0d9a3e9585463564b5f26b8591

Known exploited

Not asserted

Disputed

Stale source

Conflicts

Affected products and versions

1 source assertion

{"product":"seroval","vendor":"lxsmnsyc","versions":[{"status":"affected","version":"< 1.4.1"}]}

cve_program_cvelist_v5affected
urn:baitaphish:normalized-source-record:v2:36570704aa92a56b59275e9cdde13e6f5b2a752080bfa94db171d50e80e701b6 · sha256:5b84f642f3f9d755… · /containers/cna/affected/0

Provider-owned CVSS observations

1 source assertion

{"metric":{"attackComplexity":"HIGH","attackVector":"NETWORK","availabilityImpact":"HIGH","baseScore":7.5,"baseSeverity":"HIGH","confidentialityImpact":"HIGH","integrityImpact":"HIGH","privilegesRequired":"LOW","scope":"UNCHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H","version":"3.1"},"metric_type":"cvssV3_1"}

cve_program_cvelist_v5cvss
urn:baitaphish:normalized-source-record:v2:36570704aa92a56b59275e9cdde13e6f5b2a752080bfa94db171d50e80e701b6 · sha256:5b84f642f3f9d755… · /containers/cna/metrics/0/cvssV3_1

CWE assertions

1 source assertion

{"cweId":"CWE-502","description":"CWE-502: Deserialization of Untrusted Data","lang":"en","type":"CWE"}

cve_program_cvelist_v5cwe
urn:baitaphish:normalized-source-record:v2:36570704aa92a56b59275e9cdde13e6f5b2a752080bfa94db171d50e80e701b6 · sha256:5b84f642f3f9d755… · /containers/cna/problemTypes/0/descriptions/0

Source references

2 source assertions

{"name":"https://github.com/lxsmnsyc/seroval/commit/ce9408ebc87312fcad345a73c172212f2a798060","tags":["x_refsource_MISC"],"url":"https://github.com/lxsmnsyc/seroval/commit/ce9408ebc87312fcad345a73c172212f2a798060"}

cve_program_cvelist_v5reference
urn:baitaphish:normalized-source-record:v2:36570704aa92a56b59275e9cdde13e6f5b2a752080bfa94db171d50e80e701b6 · sha256:5b84f642f3f9d755… · /containers/cna/references/1

{"name":"https://github.com/lxsmnsyc/seroval/security/advisories/GHSA-3rxj-6cgf-8cfw","tags":["x_refsource_CONFIRM"],"url":"https://github.com/lxsmnsyc/seroval/security/advisories/GHSA-3rxj-6cgf-8cfw"}

cve_program_cvelist_v5reference
urn:baitaphish:normalized-source-record:v2:36570704aa92a56b59275e9cdde13e6f5b2a752080bfa94db171d50e80e701b6 · sha256:5b84f642f3f9d755… · /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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