CVE-2022-4396

LOWNVD 3.53.5—
EchelonGraph scoreMEDIUM confidence

This low-severity CVE scores 3.5 under NVD CVSS v3. EPSS exploit probability: 0.6% (46th percentile of EPSS-scored CVEs). GitHub Security Advisory data not yet ingested — confidence will rise once GHSA publishes (typical lag: hours to days for open-source ecosystem CVEs; never for infrastructure-only CVEs).

Triggered by: NVD CVSS baseline
Sources: epss, nvd
3.5EG
EchelonGraph verdictMonitorLow exploitation likelihood right now — keep watching.
  • Lower severity and no public exploit yet
CISA-KEV: Not listedEPSS PROB: 0.6%CVSS: 3.5Exploit: None knownExposed services: Not assessed

A fix is available — apply it.

A vulnerability was found in RDFlib pyrdfa3 and classified as problematic. This issue affects the function _get_option of the file pyRdfa/__init__.py. The manipulation leads to cross site scripting. The attack may be initiated remotely. The name of the patch is ffd1d62dd50d5f4190013b39cedcdfbd81f3ce3e. It is recommended to apply a patch to fix this issue. The identifier VDB-215249 was assigned to this vulnerability. NOTE: This vulnerability only affects products that are no longer supported by the maintainer.

CVSS v3
3.5
EG Score
3.5LOWmedium confidence
EG Risk
16
EG Risk 16/100CISA SSVC

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
Severity35% × 45%
Exploitation1% × 40%
Automatability0% × 15%
CISA SSVC: Track at every mission impact level.
Action: A fix is available. Apply it within your standard update timelines.
EPSS PROB
0.6%
EPSS %ILE
46th
KEV
Not listed

CISA SSVCTrack at every mission impact level.

A fix is available. Apply it within your standard update timelines.

Exploitation none (CISA Vulnrichment) · Automatable no (CISA Vulnrichment) · Technical impact partial (CISA Vulnrichment). Mission impact is CISA's Mission & Well-being decision point, and only you can judge it: high means the affected system is essential to your organisation's mission, or its compromise could cause irreversible harm to people. CISA's decision table

Published

December 10, 2022

Last Modified

November 21, 2024

References (6)

Affected Packages

(5 across 5 ecosystems)
Debian:11(1)
PackageVulnerable rangeFix by version rangeDependents
python-pyrdfa3.5.2+20220329~ds-1 ... 3.6.5+ds-1 (9 versions)
  • every version on: no fix on record
—
Debian:12(1)
PackageVulnerable rangeFix by version rangeDependents
python-pyrdfa—
  • every version up to 3.5.2+20220329~ds-1: fixed in 3.5.2+20220329~ds-1
—
Debian:13(1)
PackageVulnerable rangeFix by version rangeDependents
python-pyrdfa—
  • every version up to 3.5.2+20220329~ds-1: fixed in 3.5.2+20220329~ds-1
—
Debian:14(1)
PackageVulnerable rangeFix by version rangeDependents
python-pyrdfa—
  • every version up to 3.5.2+20220329~ds-1: fixed in 3.5.2+20220329~ds-1
—
PyPI(1)
PackageVulnerable rangeFix by version rangeDependents
pyrdfa33.5.0, 3.5.1, 3.5.2, 3.5.3
  • every version up to 3.6.2: fixed in 3.6.2
—

Weakness Classification(2)

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

Data Freshness Timeline

(refreshed 7× in last 7d / 22× 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.

Showing the most recent 100 of 174 total refreshes for this CVE.

  1. 2026-10-09 20:05 UTCEPSS rescore
  2. 2026-10-08 17:05 UTCEPSS rescore
  3. 2026-10-07 23:45 UTCEPSS rescore
  4. 2026-10-06 15:14 UTCEPSS rescore
  5. 2026-10-05 17:40 UTCEPSS rescore
  6. 2026-10-04 23:19 UTCEPSS rescore
  7. 2026-10-03 14:23 UTCEPSS rescore
  8. 2026-09-30 16:09 UTCEG score recompute
  9. 2026-09-30 15:01 UTCEPSS rescore
  10. 2026-09-27 13:42 UTCEPSS rescore
  11. 2026-09-26 15:55 UTCEPSS rescore
  12. 2026-09-26 00:22 UTCEPSS rescore
  13. 2026-09-24 14:00 UTCEPSS rescore
  14. 2026-09-24 03:13 UTCOSV refresh
  15. 2026-09-23 13:45 UTCEPSS rescore
  16. 2026-09-20 20:13 UTCEPSS rescore
  17. 2026-09-16 14:05 UTCEPSS rescore
  18. 2026-09-16 05:11 UTCEPSS rescore
  19. 2026-09-15 03:07 UTCEPSS rescore
  20. 2026-09-13 16:44 UTCEPSS rescore
  21. 2026-09-11 14:50 UTCEPSS rescore
  22. 2026-09-11 09:34 UTCEPSS rescore
  23. 2026-09-08 21:57 UTCEPSS rescore
  24. 2026-09-07 15:59 UTCEPSS rescore
  25. 2026-09-06 13:45 UTCEPSS rescore
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  1. 2026-09-05 15:25 UTCEPSS rescore
  2. 2026-09-04 20:59 UTCOSV refresh
  3. 2026-09-04 13:57 UTCEPSS rescore
  4. 2026-09-04 05:04 UTCEPSS rescore
  5. 2026-09-02 14:09 UTCEPSS rescore
  6. 2026-09-01 13:51 UTCEPSS rescore
  7. 2026-08-30 19:15 UTCEPSS rescore
  8. 2026-08-30 01:19 UTCEPSS rescore
  9. 2026-08-28 21:38 UTCEPSS rescore
  10. 2026-08-27 14:22 UTCEPSS rescore
  11. 2026-08-26 14:43 UTCEPSS rescore
  12. 2026-08-25 13:46 UTCEPSS rescore
  13. 2026-08-23 00:17 UTCEPSS rescore
  14. 2026-08-21 23:46 UTCEPSS rescore
  15. 2026-08-20 22:53 UTCEPSS rescore
  16. 2026-08-19 17:01 UTCEPSS rescore
  17. 2026-08-18 13:45 UTCEPSS rescore
  18. 2026-08-18 08:22 UTCOSV refresh
  19. 2026-08-17 13:44 UTCEPSS rescore
  20. 2026-08-16 14:53 UTCEPSS rescore
  21. 2026-08-16 02:12 UTCEPSS rescore
  22. 2026-08-15 01:27 UTCEPSS rescore
  23. 2026-08-13 21:58 UTCEPSS rescore
  24. 2026-08-12 13:48 UTCEPSS rescore
  25. 2026-08-09 13:44 UTCEPSS rescore
  26. 2026-08-09 13:44 UTCEPSS rescore
  27. 2026-08-08 16:34 UTCEPSS rescore
  28. 2026-08-07 16:24 UTCEPSS rescore
  29. 2026-08-06 13:44 UTCEPSS rescore
  30. 2026-08-05 19:15 UTCEPSS rescore
  31. 2026-08-04 15:07 UTCEPSS rescore
  32. 2026-08-04 10:35 UTCEPSS rescore
  33. 2026-08-03 10:33 UTCEPSS rescore
  34. 2026-08-03 03:27 UTCOSV refresh
  35. 2026-08-02 02:24 UTCEPSS rescore
  36. 2026-08-01 04:13 UTCEPSS rescore
  37. 2026-08-01 04:13 UTCEPSS rescore
  38. 2026-07-30 16:25 UTCEPSS rescore
  39. 2026-07-30 01:28 UTCEPSS rescore
  40. 2026-07-28 15:34 UTCEPSS rescore
  41. 2026-07-26 14:52 UTCEPSS rescore
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  43. 2026-07-25 14:16 UTCEPSS rescore
  44. 2026-07-24 14:15 UTCEPSS rescore
  45. 2026-07-23 14:16 UTCEPSS rescore
  46. 2026-07-23 14:16 UTCEPSS rescore
  47. 2026-07-23 02:14 UTCEG score recompute
  48. 2026-07-22 23:02 UTCEG score recompute
  49. 2026-07-22 14:06 UTCEPSS rescore
  50. 2026-07-22 14:06 UTCEPSS rescore
  51. 2026-07-21 15:23 UTCEPSS rescore
  52. 2026-07-21 15:23 UTCEPSS rescore
  53. 2026-07-20 17:05 UTCEPSS rescore
  54. 2026-07-19 14:29 UTCEPSS rescore
  55. 2026-07-19 14:29 UTCEPSS rescore
  56. 2026-07-19 02:27 UTCEPSS rescore
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  58. 2026-07-18 10:03 UTCEPSS rescore
  59. 2026-07-18 10:03 UTCEPSS rescore
  60. 2026-07-16 17:00 UTCEPSS rescore
  61. 2026-07-16 12:53 UTCOSV refresh
  62. 2026-07-15 16:56 UTCEPSS rescore
  63. 2026-07-15 16:56 UTCEPSS rescore
  64. 2026-07-15 01:58 UTCEPSS rescore
  65. 2026-07-15 01:58 UTCEPSS rescore
  66. 2026-07-13 22:28 UTCEPSS rescore
  67. 2026-07-13 22:28 UTCEPSS rescore
  68. 2026-07-13 06:11 UTCEPSS rescore
  69. 2026-07-13 06:11 UTCEPSS rescore
  70. 2026-07-12 05:44 UTCEPSS rescore
  71. 2026-07-11 08:25 UTCEPSS rescore
  72. 2026-07-11 08:25 UTCEPSS rescore
  73. 2026-07-09 19:08 UTCEPSS rescore
  74. 2026-07-08 15:13 UTCEPSS rescore
  75. 2026-07-07 13:44 UTCEPSS rescore

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Frequently asked(5)

What is CVE-2022-4396?
CVE-2022-4396 is a low vulnerability published on December 10, 2022. A vulnerability was found in RDFlib pyrdfa3 and classified as problematic. This issue affects the function getoption of the file pyRdfa/init.py. The manipulation leads to cross site scripting. The attack may be initiated remotely. The name of the patch is ffd1d62dd50d5f4190013b39cedcdfbd81f3ce3e.…
When was CVE-2022-4396 disclosed?
CVE-2022-4396 was first published on December 10, 2022, with the most recent update on November 21, 2024. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2022-4396 actively exploited?
CVE-2022-4396 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 0.6% probability of exploitation in the next 30 days (46th percentile of EPSS-scored CVEs).
What is the CVSS score of CVE-2022-4396?
CVE-2022-4396 has a CVSS v3 base score of 3.5 (NVD).
How do I remediate CVE-2022-4396?
A fix for CVE-2022-4396 is available: update to the fixed version the vendor names in its advisory.

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