01 Record
CVE-2026-113799
Slack Morphism verifier errors disclose valid HMACs in the logs
MediumPUBLISHEDCNA: GitHub_M
CNA base score5.3 CVSS v3.xCVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:N/I:H/A:N
02 Description
Slack Morphism verifier errors disclose valid HMACs in the logs
03 Exploitation and scoring
- Exploitation
- Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.
- SSVC decision
- Not assessed by CISA
- EPSS probability
- 0.38% probability of exploitation activity in the next 30 days.
- EPSS percentile
- Equal to or higher than the score of 32.1% of scored records. A rank, not a probability.
- NVD base score
- 5.3 (CVSS v3.x), scored by the NVD independently of the CNA.
- NVD CVSS vector
- CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:N/I:H/A:N
- NVD analysis status
- Deferred. NVD last modified this record on 2026-10-22.
- Red Hat severity
- No Red Hat rating. Red Hat rates the CVEs that affect its products.
Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.
04 Metadata
- Published
- 2026-10-21 16:15Z7 DAYS AGO
- Last updated
- 2026-10-21 16:15Z7 DAYS AGO
- Reserved
- 2026-10-20
- Assigning CNA
- GitHub_M
- Record state
- PUBLISHED
- Severity
- Medium (CVSS 5.3)
- CNA CVSS vector
- CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:N/I:H/A:N
- Weaknesses
- CWE-532Insertion of Sensitive Information into Log FileBase
- Data version
- 5.2
- Document digest
- 4a9479f8bb6e760422150865cb522a234892364aaa0b14df151fe2bba0e099f8
05 Affected products
VendorProductVersionsPlatforms
06 References
- github.comhttps://github.com/abdolence/slack-morphism-rust/security/advisories/GHSA-26w4-8w32-4x3v
- github.comhttps://github.com/abdolence/slack-morphism-rust/pull/387
- github.comhttps://github.com/abdolence/slack-morphism-rust/commit/ac95d0d4539d0eac548a8db99c51c0c1ae832756
- github.comhttps://github.com/abdolence/slack-morphism-rust/releases/tag/v2.28.0