CVE-2025-57354

MEDIUMNVD 6.56.5—
EchelonGraph scoreMEDIUM confidence

Score 6.5 from GitHub Security Advisory published 2025-09-24. NVD baseline CVSS 6.5; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, nvd
6.5
EchelonGraph verdictMonitorLow exploitation likelihood right now — keep watching.
  • Lower severity and no public exploit yet
CISA-KEV: Not listedEPSS: 0%CVSS: 6.5Exploit: NoneExposed: 0

No vendor fix yet — apply a workaround or compensating control (WAF / firewall / segmentation) and watch for a patch.

A vulnerability exists in the 'counterpart' library for Node.js and the browser due to insufficient sanitization of user-controlled input in translation key processing. The affected versions prior to 0.18.6 allow attackers to manipulate the library's translation functionality by supplying maliciously crafted keys containing prototype chain elements (e.g., __proto__ ), leading to prototype pollution. This weakness enables adversaries to inject arbitrary properties into the JavaScript Object prototype through the first parameter of the translate method when combined with specific separator configurations, potentially resulting in denial-of-service conditions or remote code execution in vulnerable applications. The issue arises from the library's failure to properly validate or neutralize special characters in translation key inputs before processing.

CVSS v3
6.5
EG Score
6.5(medium)
EPSS
36.4%
KEV
Not listed

Published

September 24, 2025

Last Modified

April 15, 2026

References (2)

Patch Availability(1)

Vendor / EcosystemFixed in / PatchReleasedSource
npmcounterpart—ghsa

Patches are aggregated from vendor advisories (Red Hat, Microsoft, Cisco, GitHub) and package ecosystems (OSV, GHSA). Multiple rows for the same upstream release have been deduplicated.

Affected Packages

(1 across 1 ecosystem)
npm(1)
PackageVulnerable rangeFixed inDependents
counterpart———

Weakness Classification(1)

MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.

Data Freshness Timeline

(refreshed 10× in last 7d / 42× in last 30d)

Each row is a source pipeline that fetched or updated this CVE on that date, with what changed. For example, "NVD update" means NVD published or revised its analysis for this CVE; "MITRE cvelistV5" means we ingested or refreshed it from the CNA feed. Most recent first.

  1. 2026-07-12 05:46 UTCEPSS rescore
  2. 2026-07-11 08:27 UTCEPSS rescore
  3. 2026-07-11 08:27 UTCEPSS rescore
  4. 2026-07-09 19:09 UTCEPSS rescore
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  15. 2026-06-30 23:22 UTCEPSS rescore
  16. 2026-06-29 14:06 UTCEPSS rescore
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  18. 2026-06-28 14:07 UTCEPSS rescore
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  20. 2026-06-28 04:55 UTCEPSS rescore
  21. 2026-06-27 03:08 UTCEPSS rescore
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  23. 2026-06-25 13:49 UTCEPSS rescore
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  1. 2026-06-23 21:32 UTCEPSS rescore
  2. 2026-06-22 14:25 UTCEPSS rescore
  3. 2026-06-21 14:56 UTCEPSS rescore
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  5. 2026-06-21 01:59 UTCEPSS rescore
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  7. 2026-06-19 19:25 UTCEPSS rescore
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  9. 2026-06-18 17:52 UTCEPSS rescore
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  11. 2026-06-17 17:52 UTCEPSS rescore
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  14. 2026-06-15 17:48 UTCEPSS rescore
  15. 2026-06-14 23:17 UTCEPSS rescore
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  17. 2026-06-12 23:11 UTCEPSS rescore
  18. 2026-06-11 14:00 UTCEPSS rescore
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  20. 2026-06-10 22:18 UTCEPSS rescore
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  22. 2026-06-10 13:22 UTCEPSS rescore
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  24. 2026-06-08 14:16 UTCEPSS rescore
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  26. 2026-06-07 15:24 UTCEPSS rescore
  27. 2026-06-07 15:24 UTCEPSS rescore
  28. 2026-06-06 13:47 UTCEPSS rescore
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  30. 2026-06-05 22:46 UTCEPSS rescore
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  32. 2026-06-05 06:10 UTCEPSS rescore
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  34. 2026-06-04 13:12 UTCEPSS rescore
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  36. 2026-06-02 20:12 UTCEPSS rescore
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  38. 2026-06-01 13:51 UTCEPSS rescore
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  40. 2026-05-31 22:30 UTCEPSS rescore
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  42. 2026-05-31 00:16 UTCEPSS rescore
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  44. 2026-05-29 13:44 UTCEPSS rescore
  45. 2026-05-28 13:44 UTCEPSS rescore
  46. 2026-05-28 13:44 UTCEPSS rescore
  47. 2026-05-28 13:44 UTCEPSS rescore
  48. 2026-05-28 13:44 UTCEPSS rescore
  49. 2026-05-27 13:40 UTCEPSS rescore
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  53. 2026-05-26 13:44 UTCEPSS rescore
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  56. 2026-05-26 07:18 UTCEPSS rescore
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  59. 2026-05-24 16:57 UTCEPSS rescore
  60. 2026-05-22 21:16 UTCEPSS rescore
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  62. 2026-05-22 21:16 UTCEPSS rescore
  63. 2026-05-21 22:43 UTCEPSS rescore
  64. 2026-05-21 07:23 UTCEG score recompute
  65. 2026-05-21 07:23 UTCGHSA enrichment
  66. 2026-05-20 11:21 UTCEPSS rescore
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  68. 2026-05-20 11:21 UTCEPSS rescore
  69. 2026-05-20 11:21 UTCEPSS rescore
  70. 2026-05-18 21:31 UTCEPSS rescore

Related CVEs(same CWE)

Frequently asked(5)

What is CVE-2025-57354?
CVE-2025-57354 is a medium vulnerability published on September 24, 2025. A vulnerability exists in the 'counterpart' library for Node.js and the browser due to insufficient sanitization of user-controlled input in translation key processing. The affected versions prior to 0.18.6 allow attackers to manipulate the library's translation functionality by supplying…
When was CVE-2025-57354 disclosed?
CVE-2025-57354 was first published in the National Vulnerability Database on September 24, 2025, with the most recent update on April 15, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2025-57354 actively exploited?
CVE-2025-57354 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 36.4% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.
What is the CVSS score of CVE-2025-57354?
CVE-2025-57354 has a CVSS v3 base score of 6.5 (NVD).
How do I remediate CVE-2025-57354?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2025-57354, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.

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