CVE-2026-81983Disclosure(adobe / acrobat)

LOWCVSS 7.8 · HIGH

Signal is active with 1 mentions in latest observed window

Immediate actions

Patch adobe acrobat systems immediately

Recommended action window: Monitor and triage in normal cycle

NVD description

Acrobat Reader is 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.

adobe CVEs Back to dashboard

1.5/ 10 priority

Sources & remediation

Vendor / third-party advisories

https://helpx.adobe.com/security/products/acrobat/apsb26-141.html

Weakness type (CWE)

CWE-787

Priority

LOW

Exploitation

NONE

PoC

NONE

Patch

AVAILABLE

Momentum

STABLE

Are you affected?

If you run products in this scope, you should treat this CVE as relevant to your environment.

acrobat
acrobat_dc
acrobat_reader_dc
macos

Threat summary

Patch or workaround signal is available
7 mentions across 5 observed days
Momentum state: stable

What's happening

Patch or workaround mentioned in 3 signals
Technical details provided in 5 signals
Disclosure: 3 classified signals
General: 1 classified signal
Peaked 3d ago at 2 mentions (2026-10-13); latest day: 1
7 total mentions across 5 days

Affected systems

Vendors

adobe apple microsoft

Products

acrobatacrobat_dcacrobat_reader_dcmacoswindows

1 version affected across 5 products

Deep dive

Activity timeline7 mentions / 5d

Signal classification3 categories

Disclosure

342.9%

Patch

342.9%

General

114.3%

Referenced assets6 URLs

By indicator

Classification over time

Date	Total	Labels

2026-09-10	1	Disclosure1
2026-10-13	2	Disclosure1Patch1
2026-10-16	2	Patch2
2026-10-17	1	Disclosure1
2026-10-22	1	General1

Full discourse7 posts

/r/netsec@_r_netsec12d
Disclosure
We Let AI Fuzz Adobe Reader for a Week. It Found a Critical Zero-Day CVE-2026-81983 https://remedio.io/blog/cve-2026-81983-integer-overflow-vulnerability-enables-out-of-bounds-write-in-adobe-acrobat/
Post summary
The text announces the discovery of a critical zero-day CVE-2026-81983 in Adobe Reader/Acrobat found via AI fuzzing, describing it as an integer overflow enabling out-of-bounds write, with a link to a detailed blog post. No PoC, exploit tool, active exploitation, or patch is referenced in the tweet itself.
211060233.6K
34.3K followersView on X
elhacker.NET@elhackernet9d
Patch
Fallo crítico en Adobe Acrobat permite corrupción de memoria mediante PDFs Adobe ha corregido una vulnerabilidad en Acrobat y Acrobat Reader (identificada como CVE-2026-81983) que permitía que un PDF malicioso corrompiera la memoria al ser abierto https://blog.elhacker.net/2026/10/fallo-critico-en-adobe-acrobat-permite.html
Post summary
The text reports Adobe's correction of a critical memory corruption vulnerability (CVE-2026-81983) in Acrobat/Acrobat Reader triggered by malicious PDFs, primarily focusing on the patch.
11302963.9K
142.6K followersView on X
Remedio@remediosecurity12d
Patch
New out-of-bounds write in Adobe Acrobat (CVE-2026-81983) discovered by Remedio Research. A 745-byte PDF with a crafted 16-bit image: the size check wraps in 32-bit math, the byte-swap loop doesn’t. Patched in APSB26-141. Deep dive from Remedio Research: https://eu1.hubs.ly/H0z28hn0
Post summary
The text announces CVE-2026-81983, an out-of-bounds write in Adobe Acrobat caused by a 32-bit/16-bit integer mismatch, and names the patch advisory APSB26-141 as remediation.
01150529
452 followersView on X
The Daily Tech Feed@dailytechonx10d
Patch
New critical Acrobat/Reader flaw uncovered: CVE-2026-81983 lets malicious PDFs trigger memory corruption simply by opening them. This one-click exploit stems from a 32-bit integer overflow in the image pipeline—a damaging gap patched in APSB26-141. Users on version 26.002.21900 or 24.001.30383 or earlier are vulnerable. Update now, watch for Acrobat.dll crashes, and treat unexpected PDFs with caution. #Cybersecurity #Adobe #Acrobat #Vulnerability #MemoryCorruption #PatchNow https://thedailytechfeed.com/one-click-acrobat-bug-lets-malicious-pdfs-corrupt-memory/
Post summary
The text announces CVE-2026-81983, a critical memory corruption flaw in Adobe Acrobat/Reader caused by a 32-bit integer overflow, and directs users to patch via APSB26-141 to the specified fixed versions.
1001063
795 followersView on X
omuymo@ybsgige3d
General
https://remedio.io/research/vulnerability-disclosures/cve-2026-81983-integer-overflow-vulnerability-enables-out-of-bounds-write-in-adobe-acrobat/ Is adobe acrobat still a thing?
Post summary
The tweet is a bare link to a research disclosure page for CVE-2026-81983 with no substantive details, PoC, exploit, or remediation information in the tweet text itself.
0000052
70 followersView on X
CyberSecurity Insight@CyberSecuriUS9d
Disclosure
Adobe has addressed a critical security flaw in Acrobat and Acrobat Reader that could allow a specially crafted PDF file to corrupt memory as soon as it is opened. The vulnerability, tracked as CVE-2026-81983, carries a https://cybersecurityinsight.us/index.php/en/cyber-threat/critical-acrobat-security-flaw-opens-door-to-memory-corruption-attacks-through-malicious-documents https://t.co/8cFRBWFZjp
Post summary
The text announces CVE-2026-81983 as a critical memory corruption vulnerability in Adobe Acrobat/Reader triggered by malicious PDFs, providing technical details but no PoC, exploit tool, active exploitation evidence, or named patch.
0000042
20 followersView on X
kawn@kawn202045d
Disclosure
#securityupdate #adobeupdate #adobe #Acrobat つづき・CVE-2026-81979 ・CVE-2026-81980 ・CVE-2026-81981 ・CVE-2026-81983 ・CVE-2026-81985 ・CVE-2026-81986 ・CVE-2026-81987 ・CVE-2026-81988 ・CVE-2026-81989 ・CVE-2026-81990 ・CVE-2026-81992 ・CVE-2026-81994 ・CVE-2026-81996
Post summary
The tweet lists several Adobe Acrobat CVEs as part of a security update, providing no additional details on patches, exploits, or technical characteristics.
0000043
87 followersView on X

CPE platform detail5 entries

Part:

Vendor:

Product:

Version:

Target SW:

Target HW:

5 of 5 entries

Part	Vendor	Product	Version	Target SW	Target HW
App	adobe	acrobat	-	-	-
App	adobe	acrobat_dc	-	-	-
App	adobe	acrobat_reader_dc	-	-	-
OS	apple	macos	-	-	-
OS	microsoft	windows	-	-	-

Explore more

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What researchers are saying

CVE-2026-81983

Remedio[verified]@remediosecurityPatch

The text announces CVE-2026-81983, an out-of-bounds write in Adobe Acrobat caused by a 32-bit/16-bit integer mismatch, and names the patch advisory APSB26-141 as remediation.

The Daily Tech Feed[verified]@dailytechonxPatch

The text announces CVE-2026-81983, a critical memory corruption flaw in Adobe Acrobat/Reader caused by a 32-bit integer overflow, and directs users to patch via APSB26-141 to the specified fixed versions.

omuymo[verified]@ybsgigeGeneral

The tweet is a bare link to a research disclosure page for CVE-2026-81983 with no substantive details, PoC, exploit, or remediation information in the tweet text itself.

/r/netsec@_r_netsecDisclosure

The text announces the discovery of a critical zero-day CVE-2026-81983 in Adobe Reader/Acrobat found via AI fuzzing, describing it as an integer overflow enabling out-of-bounds write, with a link to a detailed blog post. No PoC, exploit tool, active exploitation, or patch is referenced in the tweet itself.

elhacker.NET@elhackernetPatch

The text reports Adobe's correction of a critical memory corruption vulnerability (CVE-2026-81983) in Acrobat/Acrobat Reader triggered by malicious PDFs, primarily focusing on the patch.

CyberSecurity Insight@CyberSecuriUSDisclosure

The text announces CVE-2026-81983 as a critical memory corruption vulnerability in Adobe Acrobat/Reader triggered by malicious PDFs, providing technical details but no PoC, exploit tool, active exploitation evidence, or named patch.

kawn@kawn2020Disclosure

The tweet lists several Adobe Acrobat CVEs as part of a security update, providing no additional details on patches, exploits, or technical characteristics.