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StartTLS downgrade in Snipe-IT exposes LDAP credentials

Priority LOW 35CWE-319Published · Updated

Key facts

Attack vector
Network
Privileges required
None
User interaction
None
Attack complexity
Low
Attack requirements
Present
Impact type
Information disclosure
Confidentiality · integrity · availability
High · None · None
Fix status
Fixed

Attack profile from CVSS 4.0 · CNA. Fix status from CNA. Impact type from CWE-319.

Summary

Snipe-IT before 8.6.3 ignores the return value of ldap_start_tls() in Ldap::connectToLdap(), so the connection continues without encryption. An on-path attacker can answer the StartTLS request with a protocol error to force cleartext LDAP binds and capture service-account credentials and end-user login passwords. The flaw is tracked as CWE-319, and the CVSS 4.0 vector shows a network attack that needs no privileges or user interaction.

Written with Claude Haiku 5.5 from the sources below · 2026-11-04

Description from the CNA

Snipe-IT before 8.6.3 ignores the ldap_start_tls() return value in Ldap::connectToLdap(), allowing on-path attackers to force cleartext LDAP binds. Attackers can answer the StartTLS request with a protocol error to capture service-account credentials and end-user login passwords.

Why it matters now

Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00151 4th percentileScored 2026-11-07
Fix Fixed snipe-it (grokability): 8.6.3

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation
None
Automatable
No
Technical impact
Partial

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

VendorProductAffected versionsFixed inStatusSource
grokabilitysnipe-itbefore 8.6.38.6.3Patch availableCNA
  • snipe-it Vendorgrokability Affected before 8.6.3 Fixed in 8.6.3 Patch available CNA

CPE configurations NVD · 1

CPEVersionsRoleVendor
cpe:2.3:a:snipeitapp:snipe-it:*:*:*:*:*:*:*:*before 8.6.3Vulnerablegrokability
  • cpe:2.3:a:snipeitapp:snipe-it:*:*:*:*:*:*:*:* Versions before 8.6.3 Vulnerable ·grokability

Remediation

Upgrade grokability snipe-it to version 8.6.3 or later, which fixes the flaw.

Written with Claude Haiku 5.5 from the sources below · 2026-11-04

  • Fix · CNA snipe-it (grokability) Fixed in 8.6.3

Fixed in the same release

Records fixed by the same vendor advisory or release, as the CNA lists them.

  • Release ·

    grokability snipe-it 8.6.3

    2 records Highest priority Priority MEDIUM 1 MEDIUM, 1 LOW

    Other records, highest priority first

    • TI-2026-80217 Authentication bypass in Snipe-IT via Google SSO callbackPriority MEDIUM 41

Timeline

  1. 2026-10-25 Threatist record created from CVE-2026-116200
  2. 2026-10-26 Priority changed: MEDIUM → LOW
  3. 2026-10-27 Alias added: GHSA-5j22-x9vm-7fm5
  4. 2026-11-04 CISA SSVC decision points changed

References

  • TI-2026-45238 Snipe-IT: Stored XSS via Inline XML Rendering in the Uploaded Files API CVSS 3.1HIGH 8.7
  • TI-2026-59327 Snipe-IT before 8.7.0 Authentication Bypass via SAML Username Collation CVSS 4.0HIGH 8.6
  • TI-2026-44513 Snipe-IT: Stored XSS via Custom Field name in asset-list column headers CVSS 3.1HIGH 8.4
  • TI-2023-05072 Cross-Site Request Forgery (CSRF) in snipe/snipe-it CVSS 3.1HIGH 8.8
  • TI-2026-59308 Snipe-IT before 8.7.0 Arbitrary File Read and SSRF via Markdown CVSS 4.0HIGH 8.4
  • TI-2026-59298 Snipe-IT before 8.7.0 Arbitrary File Read and SSRF via Category EULA CVSS 4.0HIGH 8.4
See all 134 →

Sources