CVE-2022-42095

MEDIUMNVD 4.84.8—
EchelonGraph scoreMEDIUM confidence

Score 4.8 from GitHub Security Advisory published 2022-11-23. NVD baseline CVSS 4.8; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, nvd
Trending — 3 sources updated this weekElevated
4.8
EchelonGraph verdictMonitorLow exploitation likelihood right now — keep watching.
  • Lower severity and no public exploit yet
CISA-KEV: Not listedEPSS: 2%CVSS: 4.8Exploit: NoneExposed: 0

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

Backdrop CMS version 1.23.0 was discovered to contain a stored cross-site scripting (XSS) vulnerability via the Page content.

CVSS v3
4.8
EG Score
4.8(medium)
EG Risk
38(Track)
EG Risk 38/100SSVC: Track

EG Risk is EchelonGraph's 0–100 priority score: it fuses intrinsic severity with real-world exploitation and automatability so you can rank equal-severity CVEs and fix the most dangerous first. Higher = act sooner. Distinct from the 0–10 EG Score (severity).

How it’s computed
Severity48% × 45%
Exploitation40% × 40%
Automatability0% × 15%
Action: Routine — remediate on your standard cadence.
EPSS
78.1%
KEV
Not listed

Published

November 23, 2022

Last Modified

April 28, 2025

References (10)

Patch Availability(1)

Vendor / EcosystemFixed in / PatchReleasedSource
composerbackdrop/backdrop—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)
Packagist(1)
PackageVulnerable rangeFixed inDependents
backdrop/backdrop1.13.2-rc1 ... 1.22.2 (12 versions)——

Weakness Classification(1)

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

Data Freshness Timeline

(refreshed 12× in last 7d / 43× 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. 2026-07-23 02:14 UTCEG score recompute
  2. 2026-07-22 23:01 UTCEG score recompute
  3. 2026-07-22 14:06 UTCEPSS rescore
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  12. 2026-07-16 14:49 UTCOSV refresh
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  1. 2026-07-05 02:28 UTCEPSS rescore
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  7. 2026-06-29 14:04 UTCEPSS rescore
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  9. 2026-06-28 13:19 UTCOSV refresh
  10. 2026-06-28 04:54 UTCEPSS rescore
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  24. 2026-06-19 19:24 UTCEPSS rescore
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  36. 2026-06-11 13:58 UTCEPSS rescore
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  38. 2026-06-11 00:09 UTCOSV refresh
  39. 2026-06-10 22:17 UTCEPSS rescore
  40. 2026-06-10 13:21 UTCEPSS rescore
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  42. 2026-06-08 14:15 UTCEPSS rescore
  43. 2026-06-07 15:23 UTCEPSS rescore
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  45. 2026-06-06 13:46 UTCEPSS rescore
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  50. 2026-06-05 06:09 UTCEPSS rescore
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  61. 2026-05-29 13:43 UTCEPSS rescore
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  64. 2026-05-27 13:39 UTCEPSS rescore
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  71. 2026-05-26 07:17 UTCEPSS rescore
  72. 2026-05-25 11:39 UTCEG score recompute
  73. 2026-05-25 11:39 UTCGHSA enrichment

Publicly available exploits

(1 reference)

Working exploit code is in the public domain. Defenders should treat patch urgency accordingly — public PoCs typically lead to mass-exploitation within 24-72 hours.

  • Nucleihttp/cves/2022/CVE-2022-42095.yaml
    First seen Jan 1, 2022

    Backdrop CMS version 1.23.0 - Cross Site Scripting (Stored)

    Open source ↗

Related CVEs(same product + same CWE)

Frequently asked(5)

What is CVE-2022-42095?
CVE-2022-42095 is a medium vulnerability published on November 23, 2022. Backdrop CMS version 1.23.0 was discovered to contain a stored cross-site scripting (XSS) vulnerability via the Page content.
When was CVE-2022-42095 disclosed?
CVE-2022-42095 was first published in the National Vulnerability Database on November 23, 2022, with the most recent update on April 28, 2025. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2022-42095 actively exploited?
CVE-2022-42095 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 78.1% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.
What is the CVSS score of CVE-2022-42095?
CVE-2022-42095 has a CVSS v3 base score of 4.8 (NVD).
How do I remediate CVE-2022-42095?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2022-42095, 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.

Dependency Blast Radius

See which npm, PyPI, Go, and Maven packages are affected by CVE-2022-42095

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