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Fencer Vulns
high 7.5

CVE-2022-39292 json

Exposure of sensitive Slack webhook URLs in debug logs and traces

published 2022-10-10 4 y ago modified 2026-06-17 4 mo ago also GHSA-4mjx-2gh5-ph8h , RUSTSEC-2022-0087 , EUVD-2022-7017

cvss
7.5
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
0.9%
EPSS 0.9% chance of exploitation in 30 days, percentile 59%
public exploits
0
none known

Summary

Slack Morphism is a modern client library for Slack Web/Events API/Socket Mode and Block Kit. Debug logs expose sensitive URLs for Slack webhooks that contain private information. The problem is fixed in version 1.3.2 which redacts sensitive URLs for webhooks. As a workaround, people who use Slack webhooks may disable or filter debug logs.

Patch / fix

CISA SSVC

Exploitation
none
Automatable
yes
Technical impact
partial
Assessed
18 mo ago

Exploit prediction

0.87% chance of exploitation in the next 30 days, higher than 59% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
CNA 3.1 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
NVD 3.1 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
GitHub 3.1 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Affected packages

ecosystem package affected fixed in
crates.io slack-morphism
<1.3.2
>=0.0.0-0, <1.3.2
1.3.2

Affected products

  • abdolence slack-morphism-rust

Classification

Weakness
  • CWE-1258 Exposure of Sensitive System Information Due to Uncleared Debug Information

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.