Machine-written summary
Summary written by Claude Haiku from the source advisory. Not reviewed by a person.
Versions of github.com/nyaruka/phonenumbers before 1.2.2 are vulnerable to improper input validation in the Parse() function. An attacker who can supply crafted phone number input can cause a panic (a slice bounds out of range runtime error). Upgrade to version 1.2.2 or later.
Not analysed yet
We haven’t published our analysis of this Advisory yet. Once a person has reviewed it, this page will say what’s vulnerable, what has to be true for your app to be affected, and how to check.
Severity and exploitation
| Score | Rating | CVSS | Vector | Source |
|---|---|---|---|---|
| 6.9 | Medium | 4.0 | CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:P | CNA (snyk) |
- CISA KEV Not listed.
- EPSS 0.0046, the 39th percentile, on 5 Nov 2026: FIRST’s estimate of the chance of exploitation in the next 30 days.
Timeline
- 31 Oct 2026, 14:14 UTC First seen by agentprime
- 31 Oct 2026, 14:14 UTC Confirmed by OSV
Sources
- GitHub Advisory Database: GHSA-fmjh-f678-cv3x
- OSV: GHSA-fmjh-f678-cv3x
- nvd.nist.gov/vuln/detail/CVE-2025-10954
- github.com/nyaruka/phonenumbers/issues/148
- github.com/nyaruka/phonenumbers/commit/0479e35488e8a002a261cdb515ef8a7f80ca37fe
- github.com/nyaruka/phonenumbers
- security.snyk.io/vuln/SNYK-GOLANG-GITHUBCOMNYARUKAPHONENUMBERS-6084070