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Back to active CVEs
Medium · CVSS 6.9CVE-2026-116257

BillaBear Installation InstallController.php processInstall missing authenticationCVE-2026-116257

Answer in brief

CVE-2026-116257 records a Medium severity (CVSS 6.9) vulnerability in BillaBear Installation InstallController.php processInstall missing authentication. The current sources do not mark it as known exploited. The current feed maps n/a/BillaBear (generic). Check affected ranges and fixed versions before updating.

Analysis pending evidence review

HOL Guard separates source facts from reviewed analysis. See the methodology.

Published Oct 26, 2026Updated Oct 26, 2026Source checked Oct 26, 2026First seen by HOL Oct 26, 2026Material review Oct 26, 2026
Upstream Advisory

Key facts

Risk
Medium · CVSS 6.9
Exploitation
Not marked as known exploited
Affected software
1 mapped package or product
Fix availability
Not reported

Why this deserves its current priority

CVSS is 6.9. The current sources do not mark it as known exploited. Treat this as a source-backed prioritization signal, not a statement about your environment.

Analysis status

Analysis pending evidence review

Factual feed record only; HOL analysis is not approved for indexing. Read the methodology.

Affected scope and exposure questions

The current feed maps n/a/BillaBear (generic). Check affected ranges and fixed versions before updating.

Mapped affected packages and fixed versions
PackageAffected rangeFixed version
n/a/BillaBeargeneric2025.01.03Not reported

Recommended response

  1. 1Check inventory. Check lockfiles and deployed manifests for n/a/BillaBear.
  2. 2Review the reported fix. Monitor this advisory for an available fix and review any installs of the affected package.

Evidence timeline and material changes

  1. Published upstream

    Oct 26, 2026

    Evidence: source:cvelist:source_dates:source-dates:record

  2. Source modified

    Oct 26, 2026

    Evidence: source:cvelist:source_dates:source-dates:record

  3. First seen by HOL

    Oct 26, 2026

Sources and claim methodology

  • GitHub security advisorygist.github.com
  • Source referencevuldb.com
  • Source referencevuldb.com
  • Source referencevuldb.com
  • Source referencevuldb.com
Upstream source description

A vulnerability was determined in BillaBear up to 2025.01.03. Affected by this issue is the function processInstall of the file src/BillaBear/Controller/InstallController.php of the component Installation Handler. This manipulation causes missing authentication. Remote exploitation of the attack is possible. The exploit has been publicly disclosed and may be utilized. The vendor was contacted early about this disclosure but did not respond in any way.

Quoted source text, attributed separately from HOL analysis.

Record context

Vulnerability class
Missing Auth
EPSS
Not reported
CWE IDs
CWE-306, CWE-287
Source
CVE List V5
Source checked
Oct 26, 2026
References
5 linked sources
Open source record