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Fencer Vulns
high 7.5

CVE-2021-35970 json

Talk 4 in Coral before 4.12.1 allows remote attackers to discover e-mail addresses and other sensitive information via GraphQL because perm…

published 2021-06-30 5 y ago modified 2026-06-17 4 mo ago also EUVD-2021-22603

cvss
7.5
version 3.1, NVD
cisa kev
Not listed
not in CISA's catalog
epss
2.3%
EPSS 2.3% chance of exploitation in 30 days, percentile 83%
public exploits
0
none known

Summary

Talk 4 in Coral before 4.12.1 allows remote attackers to discover e-mail addresses and other sensitive information via GraphQL because permission checks use an incorrect data type.

Patch / fix

  • voxmedia coral_talk 4.12.1

Exploit prediction

2.31% chance of exploitation in the next 30 days, higher than 83% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • github.com https://github.com/coralproject/talk/issues/3600 referenced PoC, tagged "exploit" by a source, unverified
  • docs.coralproject.net https://docs.coralproject.net/coral/api/graphql/#User referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
NVD 3.1 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
NVD 2.0 5.0 AV:N/AC:L/Au:N/C:P/I:N/A:N

Classification

Weakness

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.