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CVE-2026-34708

InCopy | Stack-based Buffer Overflow (CWE-121)

High7.8EPSS 0.18%
Published
Updated
Reserved
Assigned by
adobe

Description

InCopy versions 21.3, 20.5.3 and earlier are affected by a Stack-based Buffer Overflow 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.

Scores

CVSS scores of CVE-2026-34708, by who scored it
Scored byCVSSScoreVector
adobeCNA (assigner)3.1High7.8CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
NVDNVD · Analyzed3.1High7.8CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
EPSS (exploitation in 30 days)
0.18% · top 93% of all CVEs (6 Nov 2026)
CISA SSVC
Exploitation: none · Automatable: no · Technical impact: total
Loading the EPSS history…

The list uses the assigner's score when there is one, then CISA's, then NVD's: High 7.8.

Weakness

Affected products

  • Adobe · InCopy

    • affected ≤ 21.3
    • unaffected 21.4
    • affected ≤ 20.5.3
    • unaffected 20.5.4

References (1)

Sources

The same CVE in the primary databases and aggregators, to check against.

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Record last updated .