MEDIUMCVSS v3.1 5.9Vulnerability
CVE-2026-112063
libstrophe through 0.14.0 contains a stack-based buffer overflow vulnerability in SCRAM_Hi that allows malicious XMPP servers to overflow a 128-byte stack buffer by sending an oversized SCRAM salt. Attackers can send a server-first-message whose s= attribute decodes to more than 124 bytes, aborting the client or overwriting stack memory in NDEBUG builds.
Properties
- Severity
- MEDIUM
- Nvd fetched at
- 2026-10-20T21:14:08.448323+00:00
- Epss score
- 0.00241
- Cvss score
- 5.9
- Cvss severity
- MEDIUM
- Retrieved at
- 2026-10-21T01:24:48+00:00
- Last source
- FIRST EPSS
- Cvss version
- 3.1
- Score
- 5.9
- Cve id
- CVE-2026-112063
- Cvss vector
- CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:N/I:L/A:H
- First seen by Signal
- 2026-10-18T13:39:04+00:00
- Vector
- CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:N/I:L/A:H
- Published at
- 2026-10-18T13:16:38.893
- Last modified
- 2026-10-19T21:14:14.150
- Epss percentile
- 0.14259
Related Entities (1)
HAS_WEAKNESS (1)
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