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Page generated: 11 Nov 2026, 06:30 UTC
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CVE-2023-26369

Acrobat Reader versions 23.003.20284 (and earlier), 20.005.30516 (and earlier) and 20.005.30514 (and earlier) are affected by an out-of-bounds write vulnerability that could result in arbitrary code execution in the context of the current user. Exploitation of this issue requires…

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Acrobat Reader versions 23.003.20284 (and earlier), 20.005.30516 (and earlier) and 20.005.30514 (and earlier) are affected by an out-of-bounds write vulnerability that could result in arbitrary code execution in the context of the current user. Exploitation of this issue requires user interaction in that a victim must open a malicious file.
CVSS 7.8 (HIGH) KEV: KNOWN CATALOG

Attention and evidence

HYPE SCORE
0.0/10
REALITY · THREAT PRIORITY
8.2/10
General review priority; not probability

Evidence confidence: Exploitation recorded

Why this priority?
  • Recorded exploitation baseline: +7.00
  • Technical severity: CVSS 7.8: +1.17
  • Fresh EPSS: 6.75%: +0.03

General review priority, not probability, victim count or asset-specific risk. A range covers missing CVSS/EPSS inputs within the current evidence state.

Sources: 8 documents and public datasets.

Hype components

Headline sample (25%)
0/100
Press, 30 days (60%)
0/100
Grounded branding (15%)
0/100
HYPE TOTAL0/100

Sources and documents

Check Point Research
Press · 18 Sep 2023, 07:00 · 18th September – Threat Intelligence Report - Check Point Research
Computerworld
Press · 15 Sep 2023, 07:00 · Critical updates for Microsoft Office and Visual Studio drive September’s Patch Tuesday - Computerworld
The Hacker News
Press · 13 Sep 2023, 07:00 · Update Adobe Acrobat and Reader to Patch Actively Exploited Vulnerability - The Hacker News
Ars Technica
Press · 13 Sep 2023, 07:00 · With 0-days hitting Chrome, iOS, and dozens more this month, is no software safe? - Ars Technica
Help Net Security
Press · 12 Sep 2023, 07:00 · Microsoft, Adobe fix zero-days exploited by attackers (CVE-2023-26369, CVE-2023-36761, CVE-2023-36802) - Help Net Security
See all 8 source documents
The Record from Recorded Future News
Press · 12 Sep 2023, 07:00 · CISA warns of attacks using Microsoft Word, Adobe bugs - The Record from Recorded Future News
Krebs on Security
Press · 12 Sep 2023, 07:00 · Adobe, Apple, Google & Microsoft Patch 0-Day Bugs - Krebs on Security
BleepingComputer
Press · 12 Sep 2023, 07:00 · Adobe warns of critical Acrobat and Reader zero-day exploited in attacks - BleepingComputer

Score evolution

● Hype   ● Reality

Earlier evidence-support scores are retained in history; this chart shows only the current priority definition.

First record: hype 0.0 · reality 8.2 (2026-11-02 15:13). The curve appears once the score changes.

Public exploit evidence

0

Public exploit entries / repo candidates

Evidence context and dated references

Reality is general threat/review priority, combining observed exploitation, CVSS severity and fresh EPSS. Evidence confidence is separate. This is not calibrated risk, a victim count or an asset-specific assessment. A range reflects missing numeric inputs.

Evidence in context

Confidence in exploitation evidence
Exploitation recorded
Priority basis
Recorded exploitation; CVSS 7.8; EPSS 6.7%
Attention, last 30 days
0 distinct story titles; 0 press documents; 0 publisher domains.
Technical potential
local access, no prior privileges, user interaction.
Observed activity
Exploitation recorded in CISA KEV.
Known scale
Not quantified.
Evidence confidence basis
Trusted exploitation confirmation

Score evaluated: 2026-11-05 13:58:51.863837+00:00 · EPSS snapshot: 2026-11-05T12:03:04Z

Source event timeline
First press mention
12 Sep 2023, 07:00
Published
13 Sep 2023, 08:17
Added to the CISA KEV catalog
14 Sep 2023, 00:00
Latest press mention
18 Sep 2023, 07:00
Score calculated
05 Nov 2026, 13:58
Source: CVE List V5 · CISA KEV · FIRST EPSS · GitHub · RSSVulnRadar