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Unknown severity ยท Source severity not reportedCVE-2025-55640

CVE Program ContainerCVE-2025-55640

Answer in brief

CVE-2025-55640 records a Unknown severity vulnerability in CVE Program Container. The current sources do not mark it as known exploited. The current feed maps n/a/n/a (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 16, 2026Updated Oct 17, 2026Source checked Oct 17, 2026First seen by HOL Oct 16, 2026Material review Oct 17, 2026
Upstream Advisory

Key facts

Risk
Unknown severitySource severity not reported
Exploitation
Not marked as known exploited
Affected software
1 mapped package or product
Fix availability
Not reported

Why this deserves its current priority

A CVSS score is not reported in the current record. 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/n/a (generic). Check affected ranges and fixed versions before updating.

Mapped affected packages and fixed versions
PackageAffected rangeFixed version
n/a/n/agenericn/aNot reported

Recommended response

  1. 1Check inventory. Check lockfiles and deployed manifests for n/a/n/a.
  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 16, 2026

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

  2. Source modified

    Oct 17, 2026

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

  3. First seen by HOL

    Oct 16, 2026

Sources and claim methodology

  • GitHub security advisorygithub.com
  • GitHub security advisorygithub.com
  • GitHub security advisorygithub.com
  • Source referenceinfosec.exchange
  • Source referenceopenwall.com
Upstream source description

A heap buffer overflow in the stbl_AddSize function (isomedia/stbl_write.c) of GPAC MP4Box v2.4 allows attackers to cause a Denial of Service (DoS) via supplying a crafted MP4 file.

Quoted source text, attributed separately from HOL analysis.

Related CVEs

  • WordPress SMS Alert Order Notifications plugin <= 4.0.1 - Broken Access Control vulnerabilitySame generic ecosystem
  • phpMyFAQ 3.2.0-alpha before 4.1.9 and 4.2.0-alpha before 4.2.0-beta TOTP 2FA Bypass via SSO CallbacksSame generic ecosystem
  • phpMyFAQ before 4.1.9 and 4.2.0-alpha before 4.2.0-beta Missing Current-Password Step-Up on E-mail Change Enables Account TakeoverSame generic ecosystem
  • phpMyFAQ 4.2.0-alpha before 4.2.0-beta Missing Authorization via deleteGroup APISame generic ecosystem
  • phpMyFAQ 4.2.0-alpha.2 before 4.2.0-beta 2FA Brute-Force via remove-twofactor EndpointSame generic ecosystem
  • phpMyFAQ before 4.1.9 and 4.2.0-alpha before 4.2.0-beta Account Enumeration via Guest Comment EndpointSame generic ecosystem

Record context

Vulnerability class
Buffer Overflow
EPSS
Not reported
CWE IDs
Not reported
Source
CVE List V5
Source checked
Oct 17, 2026
References
5 linked sources
Open source record