CVE-2021-35494

MEDIUMNVD 5.75.7—
EchelonGraph scoreMEDIUM confidence

This medium-severity CVE scores 5.7 under NVD CVSS v3. EPSS exploit probability: 0.5%, top 61% of all CVEs by exploit prediction. 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
5.7
EchelonGraph verdictMonitorLow exploitation likelihood right now — keep watching.
  • Lower severity and no public exploit yet
CISA-KEV: Not listedEPSS: 0%CVSS: 5.7Exploit: NoneExposed: 0

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

The Rest API component of TIBCO Software Inc.'s TIBCO JasperReports Server, TIBCO JasperReports Server, TIBCO JasperReports Server, TIBCO JasperReports Server, TIBCO JasperReports Server - Community Edition, TIBCO JasperReports Server - Developer Edition, TIBCO JasperReports Server for AWS Marketplace, TIBCO JasperReports Server for ActiveMatrix BPM, and TIBCO JasperReports Server for Microsoft Azure contain a race condition that allows a low privileged authenticated attacker via the REST API to obtain read access to temporary objects created by other users on the affected system. Affected releases are TIBCO Software Inc.'s TIBCO JasperReports Server: versions 7.2.1 and below, TIBCO JasperReports Server: versions 7.5.0 and 7.5.1, TIBCO JasperReports Server: version 7.8.0, TIBCO JasperReports Server: version 7.9.0, TIBCO JasperReports Server - Community Edition: versions 7.8.0 and below, TIBCO JasperReports Server - Developer Edition: versions 7.9.0 and below, TIBCO JasperReports Server for AWS Marketplace: versions 7.9.0 and below, TIBCO JasperReports Server for ActiveMatrix BPM: versions 7.9.0 and below, and TIBCO JasperReports Server for Microsoft Azure: version 7.8.0.

CVSS v3
5.7
EG Score
5.7(medium)
EG Risk
30(Track)
EG Risk 30/100SSVC: 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
Severity57% × 45%
Exploitation0% × 40%
Automatability30% × 15%
Action: Routine — remediate on your standard cadence.
EPSS
39.0%
KEV
Not listed

Published

October 12, 2021

Last Modified

November 21, 2024

References (4)

Weakness Classification(1)

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

Data Freshness Timeline

(refreshed 14× in last 7d / 45× 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 101 total refreshes for this CVE.

  1. 2026-07-23 14:16 UTCEPSS rescore
  2. 2026-07-23 14:16 UTCEPSS rescore
  3. 2026-07-23 02:02 UTCEG score recompute
  4. 2026-07-22 22:49 UTCEG score recompute
  5. 2026-07-22 14:06 UTCEPSS rescore
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  25. 2026-07-09 19:07 UTCEPSS rescore
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  1. 2026-07-08 15:12 UTCEPSS rescore
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  25. 2026-06-21 14:55 UTCEPSS rescore
  26. 2026-06-21 01:58 UTCEPSS rescore
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  28. 2026-06-19 19:24 UTCEPSS rescore
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  30. 2026-06-18 17:51 UTCEPSS rescore
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  41. 2026-06-11 13:58 UTCEPSS rescore
  42. 2026-06-10 22:16 UTCEPSS rescore
  43. 2026-06-10 13:20 UTCEPSS rescore
  44. 2026-06-08 14:15 UTCEPSS rescore
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  46. 2026-06-07 15:23 UTCEPSS rescore
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  48. 2026-06-06 13:46 UTCEPSS rescore
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  51. 2026-06-05 22:45 UTCEPSS rescore
  52. 2026-06-05 06:09 UTCEPSS rescore
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  54. 2026-06-04 13:10 UTCEPSS rescore
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  60. 2026-05-31 22:29 UTCEPSS rescore
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  64. 2026-05-29 13:42 UTCEPSS rescore
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  68. 2026-05-27 13:39 UTCEPSS rescore
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  71. 2026-05-26 13:42 UTCEPSS rescore
  72. 2026-05-26 09:10 UTCEG score recompute
  73. 2026-05-26 09:10 UTCGHSA enrichment
  74. 2026-05-26 07:17 UTCEPSS rescore
  75. 2026-05-26 07:17 UTCEPSS rescore

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Frequently asked(5)

What is CVE-2021-35494?
CVE-2021-35494 is a medium vulnerability published on October 12, 2021. The Rest API component of TIBCO Software Inc.'s TIBCO JasperReports Server, TIBCO JasperReports Server, TIBCO JasperReports Server, TIBCO JasperReports Server, TIBCO JasperReports Server - Community Edition, TIBCO JasperReports Server - Developer Edition, TIBCO JasperReports Server for AWS…
When was CVE-2021-35494 disclosed?
CVE-2021-35494 was first published in the National Vulnerability Database on October 12, 2021, 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-2021-35494 actively exploited?
CVE-2021-35494 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 39.0% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.
What is the CVSS score of CVE-2021-35494?
CVE-2021-35494 has a CVSS v3 base score of 5.7 (NVD).
How do I remediate CVE-2021-35494?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2021-35494, 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

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