spencermountain compromise Public Root API extend.js nlp.extend prototype pollution
33Vexday Risk Score
No sign of exploitation. It has a public proof of concept.
ssvc Attendcvss 5.3epss 0.3%
exploitation probability
0.3%top 83% of all CVEs
observed exploitation
nono source reports it
1 public exploit(s)
A vulnerability was identified in spencermountain compromise up to 14.15.1. Affected is the function nlp.extend of the file src/API/extend.js of the component Public Root API. The manipulation of the argument plugin leads to improperly controlled modification of object prototype attributes. Remote exploitation of the attack is possible. The exploit is publicly available and might be used. The identifier of the patch is b4644ab7179700df0607521f61c1ee9b5f78d89d. Applying a patch is the recommended action to fix this issue. The vendor was contacted early, responded in a very professional manner and quickly released a fixed version of the affected product.
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P
Affected products
spencermountain · compromisepublic PoCs found — 1
cve_referencegithub.com/spencermountain/compromise/issues/1208unverified⚠ Public resources, to assess the exposure of systems you control or are authorized to test. Test only with authorization.
References
https://github.com/spencermountain/compromise/https://github.com/spencermountain/compromise/commit/b4644ab7179700df0607521f61c1ee9b5f78d89dhttps://github.com/spencermountain/compromise/issues/1208https://vuldb.com/cve/CVE-2026-15699https://vuldb.com/submit/856016https://vuldb.com/vuln/378246https://vuldb.com/vuln/378246/cti