CVE-2021-35991

LOWNVD 3.33.3—
EchelonGraph scoreMEDIUM confidence

Score 3.3 from GitHub Security Advisory (severity: LOW) published 2022-05-24. NVD baseline CVSS 3.3; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, nvd
3.3EG
EchelonGraph verdictMonitorLow exploitation likelihood right now — keep watching.
  • Lower severity and no public exploit yet
CISA-KEV: Not listedEPSS PROB: 2%CVSS: 3.3Exploit: None knownExposed: 0

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

Adobe Bridge version 11.0.2 (and earlier) is affected by an Access of Uninitialized Pointer vulnerability when parsing a specially crafted file. An unauthenticated attacker could leverage this vulnerability to disclose arbitrary memory information in the context of the current user. Exploitation of this issue requires user interaction in that a victim must open a malicious file.

CVSS v3
3.3
EG Score
3.3(medium)
EG Risk
20(Track)
EG Risk 20/100SSVC: 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
Severity33% × 45%
Exploitation2% × 40%
Automatability30% × 15%
Action: Routine — remediate on your standard cadence.
EPSS PROB
2%
EPSS %ILE
76%
KEV
Not listed

Published

August 20, 2021

Last Modified

November 21, 2024

References (2)

Weakness Classification(3)

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

Data Freshness Timeline

(refreshed 13× 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.

Showing the most recent 100 of 104 total refreshes for this CVE.

  1. 2026-07-26 14:52 UTCEPSS rescore
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  7. 2026-07-23 02:02 UTCEG score recompute
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  44. 2026-06-11 13:58 UTCEPSS rescore
  45. 2026-06-10 22:16 UTCEPSS rescore
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  74. 2026-05-26 13:42 UTCEPSS rescore
  75. 2026-05-26 11:45 UTCEG score recompute

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Frequently asked(5)

What is CVE-2021-35991?
CVE-2021-35991 is a low vulnerability published on August 20, 2021. Adobe Bridge version 11.0.2 (and earlier) is affected by an Access of Uninitialized Pointer vulnerability when parsing a specially crafted file. An unauthenticated attacker could leverage this vulnerability to disclose arbitrary memory information in the context of the current user. Exploitation of…
When was CVE-2021-35991 disclosed?
CVE-2021-35991 was first published in the National Vulnerability Database on August 20, 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-2021-35991 actively exploited?
CVE-2021-35991 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 2% probability of exploitation in the next 30 days, which ranks it in the top 23.7% of all scored CVEs.
What is the CVSS score of CVE-2021-35991?
CVE-2021-35991 has a CVSS v3 base score of 3.3 (NVD).
How do I remediate CVE-2021-35991?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2021-35991, 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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