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CVE Record

CVE-2022-25892: Denial of Service (DoS)

The package muhammara before 2.6.1, from 3.0.0 and before 3.1.1; all versions of package hummus are vulnerable to Denial of Service (DoS) when supplied with a maliciously crafted PDF file to be parsed.

HighCVSS 7.5Not KEV-listedUpdated
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Glexia's TakeAutomated analysishigh

Security readout for executives and security teams

Plain-English summary

This vulnerability can let a malicious PDF disrupt services that parse PDFs using affected Node.js packages. The business risk is availability loss: document upload, conversion, or processing workflows could crash or hang. Sources do not indicate data theft or active exploitation.

Executive priority

Treat as high priority for any internet-facing or partner-facing PDF intake service. If PDF parsing is internal-only and tightly controlled, urgency is lower but remediation is still needed because availability failure can affect operations.

Technical view

CVE-2022-25892 is a high-severity denial-of-service issue in muhammara before 2.6.1, muhammara 3.0.0 before 3.1.1, and all hummus versions when parsing a crafted PDF. CVSS 3.1 is 7.5 with network attack vector, low complexity, no privileges, no user interaction, and high availability impact.

Likely exposure

Exposure is most likely in Node.js applications, APIs, workers, or batch jobs that accept PDFs from users, partners, email, storage buckets, or queues and parse them with muhammara or hummus.

Exploitation context

The bundle reports no CISA KEV listing and provides no cited evidence of active exploitation. Exploitation requires the target application to parse a malicious PDF with a vulnerable package; public-facing upload or processing endpoints increase urgency.

Researcher notes

The public bundle names version ranges and availability impact but does not include CWE detail or safe root-cause specifics. GitHub issues and commits support remediation context for MuhammaraJS; hummus is listed as affected across all versions without a fixed version in the bundle.

Mitigation direction

  • Upgrade muhammara to 2.6.1 or 3.1.1 or later, as appropriate.
  • Replace or remove hummus where possible; sources list all versions as vulnerable.
  • Avoid parsing untrusted PDFs with vulnerable libraries until remediated.
  • Apply resource limits and process isolation around PDF parsing workflows.
  • Check Snyk and vendor guidance for package-specific remediation updates.

Validation and detection

  • Review package-lock, yarn.lock, pnpm-lock, and SBOMs for muhammara or hummus.
  • Map all routes, workers, and jobs that parse externally supplied PDFs.
  • Confirm deployed artifacts use fixed muhammara versions or no hummus dependency.
  • Run dependency scanning in CI and fail builds on this CVE.
  • Check logs for unexplained PDF parsing crashes or availability spikes.
Prepared
Confidence
high
Sources
8

Public sources used

Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.

Potential ATT&CK relevance

Conservative CVE-to-ATT&CK context

These mappings and lookup hints may be relevant to the vulnerability behavior, CWE, affected product, or exposure path. Glexia-inferred context is not an official MITRE, ATT&CK, CWE, or CVE Program mapping.

ATT&CK lookup starting points

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CVE-2022-25892 mapping review

Open the CVE-to-ATT&CK bridge for reviewed, inferred, or future official mappings tied to this CVE.

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Vulnerability profileCVE Program record
Severity
High
CVSS
7.5 (3.1)
Known Exploited
No
Published

Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Official CVE source material

CNA and ADP enrichment extracted from CVE v5

These fields come from the CVE record and ADP containers, not from Glexia's Take. They preserve time-varying source decisions such as CISA SSVC, KEV status, CVSS metrics, and provider references.

1CVSS vectors
0Timeline events
0ADP providers
7Source links

CVSS vector scores

1 official score

We collect every scored CVSS vector available in the official CNA and ADP containers. When more than one version is present, the table keeps the source vectors side by side instead of collapsing them into the highest score.

ScoreVersionSeverityVectorExploitImpactSource
7.5CVSS 3.1HighCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H3.93.6Primary CVE score

Vulnerability scoring details

Base CVSS 3.1 score

7.5High
CVSS 3.1 vector shape for CVE-2022-25892Attack VectorAttack ComplexityPrivileges RequiredUser InteractionScopeConfidentiality ImpactIntegrity ImpactAvailability Impact

Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Attack Vector
NetworkAdjacentLocalPhysical
Attack Complexity
LowHigh
Privileges Required
NoneLowHigh
User Interaction
NoneRequired
Scope
ChangedUnchanged
Confidentiality Impact
HighLowNone
Integrity Impact
HighLowNone
Availability Impact
HighLowNone

Source materials

Affected products

Products and packages named in the record

VendorProductVersion / packageStatus
n/amuhammaraunspecified, 3.1.0, unspecifiedListed
n/ahummus0Listed
Weakness

CWE details

No CWE listed

CWE links open Glexia weakness intelligence pages with official CWE context, developer remediation guidance, and related CVE mappings.